下列项目中，可以用于计算边际贡献总额的有( )。

A．销售收入总额—固定成本总额

B．销售收入总额—变动成本总额

C．固定成本总额+利润总额

D．固定成本总额÷盈亏临界点销售量×实际销售量

E．变动成本总额+利润总额

Though his parents agreed_____ his views, they didn’t_______ him to go there alone.

A．to; agree

B．with; agree

C．with; allow

D．on; allow