There are four basic elements of bond, they are

A、the par value of bond, the time to maturity of bond, the investor of bond, the issuer of bond;

B、the par value of bond, the coupon rate of bond, the investor of bond, the issuer of bond;

C、the par value of bond, the time to maturity of bond, the coupon rate of bond, the investor of bond;

D、the par value of bond, the time to maturity of bond, the coupon rate of bond, the issuer of bond