为自己加油

Choose the closest paraphrased version after the following sentence or the italicized part.

I think this makes a man out of a boy sooner than anything else.（ ）

A.
…this enables a man to remain young.
B.
…this enables a boy to mature quickly.
C.
…this is the way to make a boy stronger than a man.
D.
…this is the way to make a man different from a boy.