Introduction Which of the Following Is a Nonexperimental Hypothesis

Multiple Choice

Introduction Which of the following is a nonexperimental hypothesis?

A) If people are first asked a small favor, then they will be more likely to agree to a larger request.
B) If people live together before marriage, then they will be more likely to divorce.
C) If people hear a news broadcast about another person's generosity, then they will make larger donations to charity
D) If women aerobically exercise 5 hours a week, they will reduce their risk of breast cancer.