A psychologist who is asking abstract and hypothetical questions might be trying to determine whether a child is in which stage of cognitive development?

Research on the effectiveness of psychotherapy suggests that

a. for some people, therapy is tremendously helpful. b. for some people, therapy is unsuccessful. c. overall, therapy is effective for more people than not. d. all of these statements are true.

In what order do the following steps of development occur??

a. ?roll, sit, crawl, hop, raise head, walk b. ?raise head, roll, sit, crawl, walk, hop c. ?raise head, crawl, sit, roll, hop, walk d. ?sit, crawl, roll, raise head, hop, walk