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# Airplane manufacturer

Author Message
Manager
Joined: 11 Apr 2009
Posts: 161

Kudos [?]: 114 [0], given: 5

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07 Jul 2009, 08:38
00:00

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0% (00:00) correct 0% (00:00) wrong based on 0 sessions

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discuss-CR.doc [89 KiB]

Kudos [?]: 114 [0], given: 5

Manager
Joined: 17 Apr 2009
Posts: 149

Kudos [?]: 28 [0], given: 0

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10 Jul 2009, 05:55
The ans should support that smoking causes depression.

If at the start of the study both groups are at the same platform then only you can support the argument.
Thus A is the option

Kudos [?]: 28 [0], given: 0

Re: Airplane manufacturer   [#permalink] 10 Jul 2009, 05:55
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