Which of the Following Are True About the Interest-Rate Sensitivity

Which of the following are true about the interest-rate sensitivity of bonds
I. Bond prices and yields are inversely related.
II. Prices of long-term bonds tend to be more sensitive to interest-rate changes than prices of short-term bonds.
III. Interest-rate risk is directly related to the bond's coupon rate.
IV. The sensitivity of a bond's price to a change in its yield to maturity is inversely related to the yield to maturity at which the bond is currently selling.

A) I and II
B) I and III
C) I, II, and IV
D) II, III, and IV
E) I, II, III, and IV