在下列对字符数组进行初始化中，( )是正确的。

A．char　sl[]="abcd"；

B．char s2[3]="xy2"；

C．char s3[] []='a'，'x'，'y'；

D．char s4[2] [3]="xyz"，"mnp"；

If you let challenges and difficulties benefit ______ depress you, much more can be accomplished than you thought possible.

A．more than

B．rather than

C．less than

D．other than