Which of the following theorists is associated with intelligence measurement?

The symptoms of Down syndrome

a. cannot be helped by learning and environmental factors. b. can be completely alleviated by factors such as environment and learning. c. can be measurably improved by applying learning-based treatments. d. demonstrates the total dominance of heredity over environment. e. can be cured by utilizing genetic-based treatments.

Research on abstinence-only education reveals which of the following?

a. It reduces the number of unwanted pregnancies in teenagers. b. It does not change the sexual behavior of students. c. It provides accurate information about condom use, risk of abortion, and how AIDS is contracted. d. It results in making sexually active teens become non-sexually active.