A force of 100N is applied on a block of mass 3 kg as shown in the figure-2.164. The coefficient of friction between the surface and the block is 0.25.The frictional force acting on the block is: (Take `g=10m/s^(2)`)
A. 15 N downwards
B. 25 N upwards
C. 20 N downwards
D. 30 N upwards
