C.
Step-by-step explanation:
using y-y1=m(x-x1)
m= 3/4
y-11=3/4(x+5)
y=3/4x+15/4+11
y=3/4+59/4
the answer is 62.8 cubic units
i would say b) is your answer
sorry if im wrong
step-by-step explanation: