Come up with a question and stream of consciousness reasoning that would justify this answer: (C)

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
The question is: The sale price sarees listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 338
(B) 277
(C) 342
(D) 882
(E) 212
Stream of consciousness: 400*(90/100)*(95/100) = 342
