The suspect's fingerprint printed on the gun was the main __________ against him.

A．evidence

B．Information

C．crime

D．conviction

( )可对证券经营机构担任某只股票发行的承销商资格提出否决意见。

A．中国证监会派出机构

B．保荐人

C．国家发展和改革委员会

D．中国证券业协会