Answer:
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Answer:
observer effects.
Explanation:
Observer effects refer to a form of reaction due to the cognitive bias of a researcher causes an unconscious influence on the participants involved in the research. In other words, the observers see a behavior and interpret it according to what it means to them, while not considering the context in which the participant behaved that way.
20: checks and balances!
21: Duties: execute law, enforce law, make laws. who does them? EXECUTIVE branch EXECUTEs laws, LEGISLATIVE branch makes laws, and JUDICIAL branch ENFORCES the laws. making sure they are constitutional.
