It is accurate to say that concrete operational thinkers use "trial-and-error" to solve problems rather than to think abstractly about problems

Julio, 12, cannot get his science project to work. In fact, it seems to him that nothing he makes ever works properly. According to Erik Erikson, Julio is at risk for developing a sense of:

a) stagnation. b) inferiority. c) shame and doubt. d) identity diffusion.

Information can enter short-term memory

a. from iconic memory only. b. from long-term memory only. c. from both sensory and long-term memory. d. only if it is rehearsed. e. only if it is considered important to the individual.