In the area covered by the contour map above, six men standing various places. Which of the men at J, K, L, M and N will NOT be able to see the man at X? (Assume that there is no vegetable cover; contours are in metres). The man is at
A.
J
B.
K
C.
L
D.
M
E.
N
Correct answer is E
No explanation has been provided for this answer.