Sentence Correction - Scientists

[Xbond]

Hi there,

I would like to know how to proceed in order to resolve this SC :

Scientists say that each of the photographs taken of the Are Vallis plain by the Mars Pathfinder indicates the overwhelming extent to flooding on the planet billions of years and the degree that rocks were scattered
by its force.

(A) indicates the overwhelming extent to flooding on the planet billions of years and the degree that
(B) indicates the overwhelming extent of the flooding on the planet billions of years ago and the degree to
which
(C) indicate that the extent of the floods on the planet billions of years ago was overwhelming and the
degree to which
(D) indicate the overwhelming extent of the floods on the planet billions of years ago and the degree to
which
(E) indicate the overwhelming extent to flooding on the planet billions of years and the degree that

[rohittk]

Answer is B.

1) Subject Verb aggrement. each ....indicates
2) Correct IDIOM. flooding of....

[Xbond]

the right answer is B

[shahdevine]

Hi there,

I would like to know how to proceed in order to resolve this SC :

Scientists say that each of the photographs taken of the Are Vallis plain by the Mars Pathfinder indicates the overwhelming extent to flooding on the planet billions of years and the degree that rocks were scattered
by its force.

(A) indicates the overwhelming extent to flooding on the planet billions of years and the degree that
(B) indicates the overwhelming extent of the flooding on the planet billions of years ago and the degree to
which
(C) indicate that the extent of the floods on the planet billions of years ago was overwhelming and the
degree to which
(D) indicate the overwhelming extent of the floods on the planet billions of years ago and the degree to
which
(E) indicate the overwhelming extent to flooding on the planet billions of years and the degree that

answer is B.

each takes singular, ergo looking for "indicates" not "indicate." Eliminate C,D,E. B beats A, because of "degree to which" and "flooding."

you got this man!