Which of the Following Is True of PV01

Which of the following is true of PV01?

A) In a corporate setting,firms that have low PV01s are more exposed to interest rate risk.
B) High-PV01 bonds are more sensitive to interest rate movements than low-PV01 bonds.
C) Low-PV01 bonds are more volatile to interest rate movements than high-PV01 bonds.
D) If a corporation has a stock that has a positive PV01,then acquiring a bond with a positive PV01 will increase the interest rate exposure.