3.  In an open society, people enjoy complete freedom of different religious ______, as long as they don’t do harm to the stability of the society and its people.

A．ideas

B．beliefs

C．believes

D．origins

当套期保值者没能找到与现货头寸在品种、期限、数量上均恰好匹配的期货合约，在选用替代合约进行套期保值操作时，由于不能完全锁定未来现金流，就产生了（）。

A．信用风险 

B．流动性风险 

C．法律风险 

D．基差风险