Two men, X and Y, attempt to shift two identical heavy boxes, P and Q. Man X attempts to push box P across the floor, but it remains stationary because something is blocking its path. Man Y raises box Q from the floor to a shelf. Which man performs the greater amount of work on his box, and which box receives the greatest increase in energy?
- Aman doing most work: X; box gaining most energy: P
- Bman doing most work: X; box gaining most energy: Q
- Cman doing most work: Y; box gaining most energy: P
- Dman doing most work: Y; box gaining most energy: Q