What approximate percentage of bone loss would occur in a female from the ages of 40 to 55 who reaches peak bone mass at age 35 and who chooses estrogen therapy during menopause? Note: assume...

What approximate percentage of bone loss would occur in a female from the ages of 40 to 55

who reaches peak bone mass at age 35 and who chooses estrogen therapy during menopause?

Note: assume menopausal bone loss from the ages of 50 to 55
a. 13%
b. 15%
c. 20%
d. 25%
e. 30%