Which of the following statements about long-term bonds is most TRUE? Select one O a. The value of a shorter term bond is more sensitive to changes in interest rates O b. Interest rate changes have no effect on the value of government bonds because the coupon payments are fixed and guaranteed O C. The value of a bond falls as interest rates rise O d. Corporate bonds are low risk because there are guaranteed by the government. O e. None of these answers is true. All of them are false