To solve the problems posed by cross-sectional and longitudinal approaches, many researchers turn to the ______ approach

A "hidden observer" is ________

a. a person, out of sight of the hypnotist, who monitors the process to make sure the hypnotist does not violate ethical standards. b. a part of the mind of the hypnotized person that watches but does not participate. c. a friend or family member who observes the hypnosis to protect the hypnotized person. d. the part of a person's mind that participates in hypnosis.

In order to find new ways to open a can, a group leader asks his team of inventors to think of "opening," in general, rather than asking them to come up with a better way to open a can. In doing so, this group leader will

a. encourage creativity since he broadly defined the problem. b. discourage creativity because he defined the problem too broadly. c. encourage the use of mental sets, thus, encouraging creativity. d. prevent incubation of the problem, thus, discouraging creativity.