The answer is connected with the main use ____ the body makes of food-to supply the energy for movement. [ ]

A. where

B. why

C. what

D. that

下列关于黄埔军校的表述正确的是[ ]

A、孙中山亲自担任军校校长

B、军校尤其注重军事训练

C、军校注重学习苏联建军经验

D、军校注重学习美国建军经验