Answer:
The answer is a double-blind study.
Explanation:
A double-blind study is a research method in which neither the participants or the researchers are aware about which group is receiving the treatment. This is done in order to avoid biases such as the placebo effect, as well as preventing accidental cues given by the researchers.
The greatest advantage of this approach is its high validity.
Answer:
request a retrial if testimony is unclear
Answer:
Because if we don't have it, we'll get used over and over again. We'll put ourselves in bad situations because we don't think we deserve better. We all deserve better