A Block Slides Down a Frictionless Incline

Multiple Choice

A block slides down a frictionless incline. The path at the bottom of the incline is an arc of a circle. The direction of the net force on the block at the bottom of the arc (point P) is along (use the compass rose)

A) (a)
B) (b)
C) (c)
D) (d)
E) (e)