A 20-N Force Acts Horizontally on a 10-N Block That Is

Multiple Choice

A 2.0-N force acts horizontally on a 10-N block that is initially at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.50.
-What is the magnitude of the frictional force that acts on the block?

A) 0 N
B) 2 N
C) 5 N
D) 8 N
E) 10 N