社会主义国家的对内职能中最本质的职能是( )。

A． * * 的职能
B．组织建设的职能
C．进行管理的职能
D．外交的职能

Generally, senior citizens enjoy their freedom and they prefer to live on their own _________ they can.

A．as long as

B．as far as

C．now that

D．even though