A worker is lifting boxes of identical weight from the ground onto a moving belt. at first it takes him 2 s later in the day it takes him 3 s which statement is correct A) later in the day less work is done in lifting each box.

B) later in the day more work is done in lifting each box

C) later in the day less power Is developed in lifting each box

D) later in the day more power is developed in lifting each box​