The push from situational forces, called the __________, are directional forces on a person that arise from other people or events in the environment

Vincent is designing a research study as part of his Master's thesis

He wants to do a laboratory study where he can control as many variables as possible, but he is concerned that his findings will not generalize very well from the laboratory setting to the real world. In technical terms, Vincent is concerned about the _____ of his study. A) internal validity B) test-retest reliability C) external validity D) confound reliability

According to Freud, what part of the mind operates on the pleasure principle and seeks immediate satisfaction?

Libido Superego Ego Id