Which of the following cognitive skills has the highest heritability estimate?

In Kohlberg's theory of moral development, the conventional level is made up of 2 stages: the stage of "good-boy or good-girl orientation" and the stage of _______

a. social contract b. social order maintaining orientation c. individualism and instrumental purpose orientation d. universal ethical principles

In healthy communication, it is more important to

A) wait to bring up sensitive topics rather than bringing them up when they occur. B) let your partner know when he/she does something wrong rather than what they do right. C) speak than it is to listen. D) note what is positive than it is to criticize mistakes.