Examlex
Which of the following items is a nonfood source of vitamin K?
Validity
The extent to which a concept, conclusion or measurement is well-founded and likely corresponds accurately to the real world.
Drive-Reduction Theory
A theory that explains motivation as being based on the goal of eliminating uncomfortable states.
Clark Hull
An American psychologist known for his drive reduction theory, which suggests that human motivation arises from the desire to reduce drives like hunger or thirst.
State Of Arousal
A condition of the nervous system characterized by heightened sensory awareness and readiness for action.
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