Answer: I think the answer is B. 241.13
Explanation:
Formula for the volume of a cube is length of an edge cubed.

Formula for the volume of a cone is

Half of 4 is 2, so the equation will be

Add them together to get the answer

I might be wrong, because I haven't done this in a long time, but I tried to do as much as possible, so forgive me if this is wrong.