“I’m certainly more and more to the conclusion that Iraq has, ___they maintained（断言）, destroyed almost all of _____ they had in the summer of 1991.” Blix said.

A．which, what

B．as, which

C．as, that

D．as, what

下面一段话有两种标点法，请指出哪一种是完全正确的：
让我们捧起一把泥土来仔细端详吧( )这是我们的土地呵( )怎样保卫每一寸土地呢( )怎样使每一寸土地都发挥它的巨大潜力( )一天天更加美好起来呢( )党正在领导着我们前进( )青春的大地好像发出巨大的声音( )要求全国人民都作出回答( )

A．，。，。，。
B．!!，。，。
C．!。，，，。
D．!!，，，。