Please answer me and don’t answer if you don’t know the answer!!!

Answer: 113.04cm^3
The formula for the volume of a cylinder is V=πr^2h, so you have to sub in the 'r' and 'h' values to get the volume.
V = πr^2h = π(3)^2(4) ≅ 113.1cm^3
In your case, 113.04cm^3 is the answer that is closest to 113.1cm^3.