During the 1930s, which of the following psychologists coined the term midlife crisis?

Because knowing the true nature of a study may bias a participant's behavior and

invalidate the findings, researchers sometimes a. postpone informed consent until the subject's participation in the study is over. b. skip debriefing altogether. c. use deception. d. do not promise confidentiality to the participants. e. counterbalance the administration of the independent variable.

The genetic disorder is identifiable by three chromosomes at the 21st position

is __________ . Fill in the blanks with correct word