According to Erikson, during the industry vs. inferiority stage, the child is learning to feel competent and to master new skills

Although the human senses are very sensitive:

a. they do not allow us to easily detect differences in intensity. b. they respond only to a narrow band of physical energy. c. they are very slow to respond to changes in a stimulus. d. their just noticeable difference (jnd) is low.

According to Weiner's attribution theory, an unstable internal cause for an achievement outcome would be

a. effort. b. ability. c. task difficulty. d. luck.