We could hardly believe what she says because she is ________ changing her mind. 

A．regularly

B．constantly

C．eventually

D．steadily

下列关于债券价格风险的说法，不正确的是( )。

A．又称利率风险

B．当利率上涨时，债券价格上涨

C．对于在到期日前转让债券的投资者来说，利率上涨会减少投资者的资产收益

D．债券的到期时间越长，价格风险越大