Find the volume of the figure
A.
\(\frac{a \pi^2}{3} (x + 3y) \)
B.
a\(\pi ^2\)y
C.
\(\frac{a \pi ^2}{3}\)(y + x)
D.
(\(\frac{1}{3} a \pi ^2 x + y\))
Correct answer is A
No explanation has been provided for this answer.