Each base of a triangular prism is a right triangle with side lengths 3 inches, 4 inches, and 5 inches. The height of the prism is 7 inches. What is the volume of the triangular prism?
A.42 in3
B.84 in3
C.210 in3
D.420 in3
A.42 in3
B.84 in3
C.210 in3
D.420 in3