Mr. Been, who is getting older and senile, is standing on a crossroad totally confused about his directions.He can move in any of the four directions-North,South,East or West. He takes some steps and the comes back to the same point at the crossroad. In how many ways can he end up being at the same point where he is initially standing by taking total 8 steps?

Options

A. 4900
B. 6400
C. 360
D. 238

Answer

A