问题详情

We can infer from the passage that ______
A．Rich people tend to be more conscious of getting old.
B．It is beneficial for human beings to travel back to the past.
C．An upside-down eye chart is good for people"s eyesight.
D．Men"s mindset can wipe out illness like hand arthritis.请帮忙给出正确答案和分析，谢谢！