Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: (40*40)/100 = 16%loss
 The question and answer:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
A man sells two articles for Rs.3600 each and he gains 40% on the first and loses 40% on the next. Find his total gain or loss?
Options:
(A) 16% loss
(B) 400
(C) 4000
(D) 324
(E) 8% LOSS
The answer is (A)