A sales representative plans to visit each of the six companies M, N, P, Q, R and S exactly once during the course of one day. She is setting up her schedule for the day according to the following conditions:
1) She must visit M before N and R.
2) She must visit N before Q.
3) The third company she visit must be P.
If the sales representative visits S first, which company must she visit second ?

Options

A. M
B. N
C. P
D. Q

Answer

A

Explanation

Of the six companies, if S is the first, P is the third and the orders M N Q and M Rare followed, then M must be visited sccond.