There are three sections A, B, and C in an examination and it is necessary to get at least 40% of the total marks to pass the exam. A candidate got 84 out of 120 in Section A and 40 out of 150 in Section B. State the minimum score the candidate has to obtain out of 180 in Section C in order to pass the examination.
a 32
b 44
c 56
d 64