A man takes a step forward with probability 0.4 and backward with probability 0.6. The probability that at the end of eleven steps, he is one step away from the starting point is
A). ¹¹C₆(0.24)⁵
B). ¹¹C₆(0.4)⁶(0.6)⁵
C). ¹¹C₆(0.6)⁶(0.4)⁵
D). None of these