In viewing theory and research, select one: a. theory must be emphasized over research. b. hard research is the primary emphasis of science; theory tends to be an afterthought. c. theory is mainly an "educated guessing game." d. both theory and research are necessary for the scientific enterprise.

The correct answer is letter D.

Explanation: For research to be done, theory must be done, because theory is the basis of everything in research, but it must be uniform and in balance anyway.

answer; form new memories;

stable food supply,social structure, government,religion,culture/art,technology and writing/language;