Research Has Shown That Women Who Have Stable Partners and Who

Research has shown that women who have stable partners and who have partners who have completed at least some college education

A) drink, smoke, and generally exhibit poorer health behavior than single mothers.
B) are less likely to drink, smoke, and use drugs during pregnancy.
C) act the same way as women in unstable relationship and have partners with just a high school education.
D) may be more educated about the health of their fetus, but show no difference in their behavior while pregnant than women with partners who have graduated college.