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If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then___________________?

/ Applied Mechanics and Graphic Statics / By
If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then___________________?

1) a force is required to move the body upwards
2) a force is required to move the body downward
3) the body will not be in equilibrium
The correct answer is?

A. only (1)
B. only (2)
C. both (1) and (2)(Correct)
D. both (1) and (3)