Such As Vs Like

Based on the growth rates of large modern reptiles such as the Galapagos tortoise and examinations of fossils of juvenile dinosaurs, scientists estimate that the largest dinosaurs probably lived to be between 100 and 200 years old.
(A) Based on the growth rates of large modern reptiles such as
(B) On the basis of growth rates of large modern reptiles such as
(C) Based on the growth rates of large modern reptiles like
(D) On the basis of growth rates of large modern reptiles, like those of
(E) Based on such growth rates as those of large modern reptiles like


Explaination:
such as = for example, like = simlar...so eliminate C/D/E.

scientists estimate that the largest dinosaurs probably lived to be between 100 and 200 years old. - is the main independent clause

Subject - scientists
verb - estimate

The first dependent clause acts as adverb clause..
Confusion between A and B.
A - Based on X, scientists estimated Y
8 - On the basis of X , scientists estimate Y
B holds good

Based on always tricks in GMAT and mostly wrong.