Which of the following statements about cardiovascular disease (CVD) and women is TRUE?
a. Hormone replacement therapy can treat heart disease in women.
b. CVD affects women at an earlier age than men.
c. Women are more likely to die of breast cancer than CVD.
d. Estrogen, which is naturally produced by a woman's ovaries until menopause, improves blood lipid concentrations and lowers other CVD risk factors.