Sucking sap!

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Sucking sap!

by gmat_perfect » Thu Aug 19, 2010 1:32 pm
By sucking sap from the young twigs of the hemlock tree, tree growth is retarded by the woolly adelgid, causing needles to change color from deep green to grayish green and to drop prematurely.
A. tree growth is retarded by the woolly adelgid, causing needles to change color from deep green to grayish green and to drop
B. tree growth is retarded by the woolly adelgid, and this causes the color of needles to change from deep green to grayish green, and their dropping
C. the woolly adelgid retards tree growth, which causes needles to change color from deep green to grayish green, and dropping
D. the woolly adelgid retards tree growth, causing needles to change color from deep green to grayish green and to drop
E. the woolly adelgid retards tree growth, and this causes the color of needles to change from deep green to grayish green, and the their dropping

[spoiler]OA: Later[/spoiler]

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by madhukumar_v » Thu Aug 19, 2010 7:16 pm
D;

1. Modifer issue leaves D,E (By sucking sap from the young twigs of the hemlock tree - its the woolly adelgid not tree)
2. Which vs Ing issue leaves D.

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by paes » Fri Aug 20, 2010 2:44 am
IMo D

A, B, C : modifier issue
E : wrong usage of 'this' : can't be used as a pronoun reference.

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by ashish2104 » Fri Aug 20, 2010 2:50 am
IMO D.

maintains parallelism and corrects modifier issue.

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by ankurmit » Fri Aug 20, 2010 3:00 am
IMO D
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