In an experiment designed to show how life may have begun on Earth, scientists ... ...

Assuming that the scientists’ current belief about Earth’s atmosphere at the time life began is correct, which one of the following, if true, would most help to explain how lightning could have produced the first amino acids on Earth?
(A) Meteorite impacts at the time life began on Earth temporarily created a reducing atmosphere around the impact site.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in June 2012 LSAT (PT66): Logical Reasoning B