After the experiment was over, the man might have felt that______.A．hunger is less painful

After the experiment was over, the man might have felt that______.

A．hunger is less painful once you get used to it

B．a man can survive for years on only one meal a day

C．you enjoy your food more if you go hungry for a while

D．something should be done for the hungry people of the world

请帮忙给出正确答案和分析，谢谢！