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# Launched in March 2004, Rosetta, a robotic space probe, performed two

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Joined: 16 May 2016
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Location: India
Concentration: Marketing, Healthcare
GPA: 3.5
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Launched in March 2004, Rosetta, a robotic space probe, performed two  [#permalink]

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Updated on: 31 Jul 2018, 03:33
00:00

Difficulty:

45% (medium)

Question Stats:

66% (02:05) correct 34% (01:53) wrong based on 61 sessions

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Launched in March 2004, Rosetta, a robotic space probe, performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P on which it landed in August 2014 for a detailed study.

A. performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P on which it landed

B. performed two successful asteroid flyby missions before going into hibernation; it had been taken out of its 31-month long hibernation mode to make it approach, in January 2014, comet 67P on which it landed

C. has performed two successful asteroid flyby missions before it went into hibernation in January 2014; it was taken out of its 31-month long hibernation mode to make it approach comet 67P on which it landed

D. had performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P, which landed

E. had performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P, which has landed

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Originally posted by Cbirole on 31 Jul 2018, 03:01.
Last edited by Bunuel on 31 Jul 2018, 03:33, edited 1 time in total.
Renamed the topic and edited the question.
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Location: India
Concentration: Operations, Marketing
GPA: 3.5
Re: Launched in March 2004, Rosetta, a robotic space probe, performed two  [#permalink]

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31 Jul 2018, 03:09
+1 for A.

A. performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P on which it landed --> Correct, rectifies Verb-Tense error
B.performed two successful asteroid flyby missions before going into hibernation; it had been taken out of its 31-month long hibernation mode to make it approach, in January 2014, comet 67P on which it landed
C.has performed two successful asteroid flyby missions before it went into hibernation in January 2014; it was taken out of its 31-month long hibernation mode to make it approach comet 67P on which it landed
D.had performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P, which landed
E.had performed two successful asteroid flyby missions before going into hibernation; in January 2014, it was taken out of its 31-month long hibernation mode to make it approach comet 67P, which has landed

Hence, A.
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Re: Launched in March 2004, Rosetta, a robotic space probe, performed two &nbs [#permalink] 31 Jul 2018, 03:09
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# Launched in March 2004, Rosetta, a robotic space probe, performed two

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