By what age does Kohlberg's theory state that we tend to enter the conventional level of moral reasoning?

Menstruation is triggered by

A) reduced secretion of estradiol and progesterone from the corpus luteum. B) a surge of androgens from the adrenal cortex. C) implantation of a fertilized ovum in the uterus. D) a surge of estrogens from the adrenal cortex. E) increased secretion of estrogen and progesterone from the corpus luteum.

Researchers have found correlations between locus of control and psychological functioning. Which of the following is an incorrect summary of the research?

a. People with an internal locus of control are generally higher achievers b. People with an internal locus of control are generally more likely to take preventive health measures c. People with an internal locus of control are generally more depressed d. People with an internal locus of control report less stress