Câu 625 : Adults laugh less than children, probably because they play less. A. Since adults have less time playing games, they don't laugh a...

Câu 625 :
Adults laugh less than children, probably because they play less.

A. Since adults have less time playing games, they don't laugh as much as children

B. No matter how much adults play; they can't laugh more than children.

C. It seems that adults, who don't laugh much, didn't play much with other children when they were young.

D. The reason why adults laugh less than children might be that they play less.