Decide Whether Each of These Statements Is True (T) or False

Decide whether each of these statements is True (T) or False
For a spring, which obeys Hooke's law, when it is stretched to give an extension of x:
(i) The work done in giving this extension is Fx
(ii) The work done in giving this extension is the product of the stress and strain.

A) (i) T (ii) T
B) (i) T (ii) F
C) (i) F (ii) T
D) (i) F (ii) F