---- They say Philip’s brother is a billionaire.

---- ____________? He wouldn’t accept any help from his brother, even if it were offered.

A．What if

B．What for

C．So what

D．Forget it

油压装置的阀组里，减载阀的作用是（）。

A、保证压力油罐内的油压不超过允许的最大压力，防止油泵与压力油罐过载

B、使油泵电动机能在低负荷时启动，减小启动电流

C、防止压力油罐的压力油在油泵停止运行时倒流