In the Winter Olympics, an ice skater may lift his partner high above his head. A typical female ice skater weighs 400 N, and th
e male can usually lift her 1.4 m above the ice. How much work does the male ice skater exert when he lifts the female ice skater 1.4 m above the ice? A. 560 J
B. 286 N-m
C. 560 N-m
D. 286 J
