A recent study of ancient clay

This topic has expert replies
Master | Next Rank: 500 Posts
Posts: 141
Joined: Fri Mar 06, 2009 8:40 am

A recent study of ancient clay

by hmboy17 » Wed May 20, 2009 11:13 am
A recent study of ancient clay deposits has provided new evidence supporting the theory of global forest fires ignited by a meteorite impact that contributed to the extinction of the dinosaurs and many other creatures some 65 million years ago.
(A) supporting the theory of global forest fires ignited by a meteorite impact that
(B) supporting the theory that global forest fires ignited by a meteorite impact
(C) that supports the theory of global forest fires that were ignited by a meteorite impact and that
(D) in support of the theory that global forest fires were ignited by a meteorite impact and that
(E) of support for the theory of a meteorite impact that ignited global forest fires and
why not A pls explain...
OA is b
Source: — Sentence Correction |

Master | Next Rank: 500 Posts
Posts: 252
Joined: Mon Feb 02, 2009 6:34 am
Thanked: 305 times
Followed by:55 members
GMAT Score:760

by myohmy » Wed May 20, 2009 12:01 pm
In choice A, "theory of global forest fires" does not make sense. The theory is that global forest fires ignited... which is why you need choice B.

Legendary Member
Posts: 1169
Joined: Sun Jul 06, 2008 2:34 am
Thanked: 25 times
Followed by:1 members

by aj5105 » Wed May 20, 2009 12:09 pm
The theory did not contribute to the extinction of the dinosaurs and many other creatures. The global fires did.

• Page 1 of 1