One of the most consistent and best-documented effects of cigarette smoking during pregnancy is
A. low birth weight.
B. mental retardation.
C. abnormal facial features.
D. the infant experiences nicotine withdrawal.
Question 2
In 1993, the Environmental Protection Agency declared that
A. sidestream smoke is lower in nitrosamines.
B. secondhand smoke is a known carcinogen that increases lung cancer risk.
C. smoking would be banned in all federal facilities.
D. cigarette smoking might be a cause of heart disease.