Cognitive development in the ____ stage involves changing from reflex behavior to intentional action and the attainment of object permanence

Technically speaking, the term "homophobia" refers to excessive ____ homosexuals or homosexual behavior

a. fear of b. guilt surrounding c. hatred for d. avoidance of

All independent variables have at least _______ levels

a. 1 b. 2 c. 3 d. 4