Two of the largest recipients of government aid to business are agriculture and energy.

If an experiment is ecologically valid, then the effect of the treatment used in that experiment should be

a. stronger in the real world than in the laboratory. b. evident in other settings. c. stronger in the laboratory but still detectable in the real world. d. more easily measured in conditions in which control is possible.

Mayor Politico requests an assessment of how people use city parks: who uses the parks, what activities are conducted in the parks, and when do they use the parks. The Mayor has asked for which type of research to be conducted.

A. descriptive B. explanatory C. evaluation D. qualitative