Sentence Correction

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



OA B

Source: GMAT Prep

The theory propounded from the sentence is that global forest fires ignited by meteorite impact caused the extinction of dinosaurs and other species 65 million years ago.

Option A - Incorrect
This option is saying that global forest fires caused the extinction of dinosaurs and other species, not meteorite impact.

Option B - Correct
It supports the claim that meteorite impact ignited the global forest fires to cause extinction.

Option C - Incorrect
This answer is too wordy! It states that the evidence provided didn't cause extinction.

Option D - Incorrect
This answer choice doesn't fully justify the theory propounded that the past occurrence caused the extinction 65 million years ago.

Option E - Incorrect
This option is not clear enough as it doesn't state the facts. It only assumes that global forest fires ignited by the meteorite impact caused dinosaurs' extinction.