下述哪种恶性肿瘤的肺转移可以出现钙化（）

A.肝癌

B.乳腺癌

C.成骨肉瘤

D.肾癌

E.黑色素瘤

Anyone, whether he is an official or a bus driver, should be    respected.

A．especially

B．equally

C．naturally .

D．normally