Which of the following is a factor in impression management?

A boy is teaching his younger sister how to make her bed. At first, he tells her she did a good job if she gets the bedspread pulled up, even if the sheets are still rumpled. Each following day,

he encourages her to be a little neater before telling her she did a good job. The boy may not know it, but he is using a. secondary reinforcement. b. primary reinforcement. c. a fixed-interval schedule. d. shaping by successive approximations.

Infants with a lot of crawling experience

A) tend to be delayed in walking, as they prefer crawling. B) are far less likely to refuse to cross the deep side of the visual cliff. C) are more likely than their inexperienced agemates to remember object locations. D) become more fearless of the side of a bed or a staircase.