Reading Comprehension (RC) | Re: The fall of the Berlin Wall represented a political victory

1.
The question asks us to identify the author's reason for believing that German
reunification could succeed. According to the last sentence of the passage,
"[reunification] would have been preposterous had not West Germany possessed the
resources to accomplish the task." In other words, West Germany was prosperous
enough to afford this major undertaking.
(A) The correct principal reason for success does not include attributes of East
Germany.
(B) The correct principal reason