问题如下：
LIBOR, a reference rate, can be used to determine
选项：
A.the spread of the floating rate bond
B.the coupon rate of the floating rate bond
C.the coupon payment frequency of the floating rate bond
解释：
B is correct.
A floating-rate bond referred by LIBOR can determine its coupon rate by adding a spread to the LIBOR.
老师 浮动利率债券利率不是由基准利率和quoted margin共同决定的吗
