Arelief sculpture can be seen from point(s) of view.
a. one
c. three
b. two
d. multiple

A relief sculpture can be seen from A. ONE point of view. 

Relief means "to raise". Relief is a sculptural technique wherein a part of a medium is raised to while still connected to the medium.

It is seen from only one vantage point but may present multiple vantage points.

True