Apiece of chocolate candy, composed of two congruent triangular prisms like the one shown below, is filled with caramel.

note: figure is not drawn to scale.

if a = 1.6 cm, b = 1.1 cm, and c = 2.4 cm, how much caramel can fit inside the piece of candy?
a.
2.112 cu cm
b.
5.1 cu cm
c.
2.816 cu cm
d.
4.224 cu cm