Five friends (A, B, C, D and E) are sitting in a row facing North.
A is sitting next to B.
C is sitting next to D.
D is not sitting next to E, who is at the far left end.
C is second from the right.
A is to the right of B and E.
Who is sitting in the exact middle position?

Answer: A. A

E is at the far left: E _ _ _ _. C is second from the right: E _ _ C _. D is next to C; if D were in position 3, A and B could not sit together, so D is at the far right: E _ _ C D. A and B fill positions 2 and 3 with A to the right of B: E B A C D. So A is in the middle.

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