What Was Frequently Prescribed by Physicians to Pregnant Women in the 1970s

Multiple Choice

What was frequently prescribed by physicians to pregnant women in the 1970s to prevent miscarriages,but was later found to cause the daughters of the women who took the medication to develop a rare form of vaginal or cervical cancer and to have more difficult pregnancies?

A) thalidomide
B) AZT
C) DES (diethylstilbestrol)
D) birth control