The powerful survival impulse that leads human infants to seek closeness to their parents is called ___________________?

A. the only variable of interest
B. a variable that is independently verified
C. a variable whose value depends on that of the dependent variable
D. the variable that is manipulated by experimenter

A. theory
B. experiment
C. hypothesis
D. proposition

A. inductive thinking
B. deductive thinking
C. evaluative thinking
D. divergent thinking

A. behaviorist
B. structuralist
C. humanist
D. functionalist
E. None of these

A. texture gradient
B. relative movement
C. relative closure
D. None of these

A. sensorimotor
B. latency
C. formal operations
D. concrete operation