A ________ bond generally has an interest rate that is higher than a similar risk ________ bonds, and a ________ bond generally has an interest rate that is lower than a similar risk ________ bond.

A) callable; non-callable; convertible; non-convertible

B) convertible; non-convertible; callable; non-callable

C) convertible; callable; non-convertible; non-callable

D) callable; non-callable; non-convertible; convertible