Which of the following statements concerning the effects of interest rate volatility on bonds with embedded options is FALSE（）

A. As yield volatility increases, the value of callable bonds decreases.

B. A putable bond’s value is its straight bond value plus the value of the embedded put option.

C. A callable bond’s value is its straight bond value plus the value of the embedded call option.

中 * * 党的思想路线是( )

A．解放思想、实事求是

B．密切联系群众

C．理论联系实际

D．批评与自我批评