The horses _____ each other  _____  the first prize in the match. [ ]

A. competed against; for            

B. competed against; to

C. completed against; for        

D. completed; to get

下列筹资方式中，资金成本最低的是( )。

A．发行普通股票

B．发行优先股票

C．长期借款

D．发行债券