A crate is pushed up each of the two ramps shown in the diagram below. Based on the concept that simple machines make work easier, and assuming that both ramps are friction less, which statement is true?




Ramp B requires less force than ramp A.


Ramp A requires less force than ramp B.


Ramp B raises the crate higher than ramp A.


Ramp A raises the crate higher than ramp B.