| When a bicycle is in motion by pedaling, the force of friction exerted by the ground on the two wheels in such that it apps |
(a)In the backward direction on the front wheel and in the forward direction on the rear wheel  |
| (b)In the forward direction on the front wheel and in the backward direction on the rear wheel |
| (c)In the backward direction on both front and rear wheels |
| (d)In the forward direction on both front and rear wheels |
