Which of the Following Statements About the Effects of Marijuana

Which of the following statements about the effects of marijuana exposure on offspring is true?

A) Research has concluded that marijuana use by pregnant women is associated with memory deficits in their offspring.
B) Research has indicated that mothers who use marijuana while pregnant have a higher risk of having a child who develops depression by age 10.
C) Research has shown that mothers who use marijuana while pregnant risk their offspring using marijuana by age 14.
D) Research has concluded that controlled doses of marijuana are associated with increased memory in the developing offspring.