What Should the Nurse Educator Teach as a Common Reason

What should the nurse educator teach as a common reason for difficulty in assessing for side effects of medications during pregnancy?

A) The mother is so uncomfortable with the pregnancy that she chooses to ignore the adverse effects.
B) Adverse effects of medications are not experienced as often with pregnant women.
C) Adverse effects of medications are often similar to common discomforts of pregnancy.
D) The mother has increased blood volume,so the drugs are not strong enough to produce side effects.