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# Since the 1930 s aircraft manufacturers have tried to build

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Manager
Joined: 01 Aug 2011
Posts: 82
Location: India
Concentration: Finance, Finance
GPA: 3.4
Since the 1930 s aircraft manufacturers have tried to build [#permalink]

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20 Aug 2012, 22:45
2
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Difficulty:

65% (hard)

Question Stats:

40% (01:40) correct 60% (01:12) wrong based on 65 sessions

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Since the 1930’s aircraft manufacturers have tried to build airplanes with frictionless wings, shaped so smoothly and perfectly that the air passing over them would not become turbulent.
(A) wings, shaped so smoothly and perfectly
(B) wings, wings so smooth and so perfectly shaped
(C) wings that are shaped so smooth and perfect
(D) wings, shaped in such a smooth and perfect manner
(E) wings, wings having been shaped smoothly and perfectly so
[Reveal] Spoiler: OA
Intern
Joined: 06 Jul 2012
Posts: 42
Re: build airplanes with frictionless wings [#permalink]

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21 Aug 2012, 11:33
How come B is the ans?

I selected A...
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Intern
Joined: 01 Nov 2011
Posts: 29
GMAT 1: 660 Q49 V32
WE: Information Technology (Computer Software)
Re: build airplanes with frictionless wings [#permalink]

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21 Aug 2012, 11:45
I chose C for concision.

I found B wordy, not sure if B should be chosen only for parellalism
Manager
Joined: 05 Mar 2012
Posts: 62
Schools: Tepper '15 (WL)
Re: build airplanes with frictionless wings [#permalink]

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21 Aug 2012, 12:19
A is wrong because it is modifying the whole "airplanes with frictionless wings". You only want wings to be modified, hence B. C is wrong because the structure needs to have either adverbs (smoothly) or the phrase "to be"
Re: build airplanes with frictionless wings   [#permalink] 21 Aug 2012, 12:19
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