To lose weight, Mr White______ hiking as a regular form of exercise after he retired.

A．caught on

B．took up

C．set out

D．made for

下列哪种药物成分的利尿作用与其抗醛固酮活性有关（）

A.半边莲

B.泽泻

C.木通

D.茯苓

E.猪苓