Pathogens (organisms capable of causing disease) have had no impact on societies

A key component of the Virginia Plan was

a. equal legislative representation for all states. b. that essential powers would be kept within the states. c. a strong national legislature. d. an executive who would have absolute veto power over legislative actions. e. strong states' rights.

In within-subjects designs,

A) each participant serves as his or her own control. B) the control group is matched with the experimental group. C) each participant is exposed to one level of the independent variable. D) each participant is randomly assigned to either the experimental group or the control group.