Which theory states people are threatened by the idea of death and avoid things that remind them of their mortality?

Sal has poor social skills, which are interfering with his ability to make friends at school

His therapist demonstrates correct and appropriate social skills for him and then encourages Sal to mimic them. The learning of social skills eventually occurs and is all a result of Sal watching his therapist and then practicing the new skills with him. This technique is referred to as _____ a) participant modeling. b) the token economy. c) aversion therapy. d) systematic desensitization.

________ development refers to changes in how children think, remember, and communicate

Fill in the blanks with correct word