Which is the correct calculation for the volume of the prism??

A prism has a length of 3 units, height of 5 units, and width of 4 units.
3 + 5 + 4 = 12 Units cubed
3(4) + 5 = 17 Units cubed
3(4) = 12 Units cubed
3(5)(4) = 60 Units cubed

Which is the correct calculation for the volume of the prism A prism has a length of 3 units height of 5 units and width of 4 units 3 5 4 12 Units cubed 34 5 17 class=