The Moment of Inertia About the Y Axis of the L-Shaped

The moment of inertia about the y axis of the L-shaped figure is:

A) $48 \mathrm { in. } ^ { 4 }$
B) $56 \mathrm { in. } ^ { 4 }$
C) 80 in. ${ } ^ { 4 }$
D) $96 \mathrm { in } ^ { 4 }$