Answer:
double-blind study
Explanation:
According to my research on different experimental procedures, I can say that based on the information provided within the question the procedure that is being defined in the question is called a double-blind study. This (like defined in the question) is a study in which neither the participants nor the experimenters know who is receiving a particular treatment.
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That is true. Strain theory views deviance as the natural outgrowth of the values, norms, and structure of society.
D. Ability to acquire and use energy
if I had to guess I'd definitely say A. bipolar disorder