Question : A bind person after walking 10 steps in one direction each of length 80cm, turns randomly to the left or to right by 90∘. After walking a total of 40 steps, the maximum displacement of the person from its starting point can be
(A) zero
(B) 8\sqrt{2}
(C) 16\sqrt{2}
(D) 32 m
Answer : option (C)
Solution :
