Levels of _____, a stress hormone, in the saliva are elevated during a severe panic attack

Group polarization and groupthink happen for all the following reasons EXCEPT . . .?

a. Members of a group have the need for a feeling of belonging. b. Members of a group discourage dissenting points of view. c. Members of a group want to believe that others will do the work of the group. d. Members of a group don't want to risk disapproval.

If you observe a correlation between 2 variables, A and B, then you can assume that

A) A may cause B. B) B may cause A. C) A third variable C may cause both A and B. D) Any of the above is possible.