The food she has prepared for the party is not enough, for there are _____people than she expected．

A．so many

B．so much

C．many more

D．much more

当要求两个变量不能同名时，它是指在( )的情况下。

A．同一文件中

B．同一作用域中

C．同一类的不同成员函数中

D．不同函数中