_____ refers to the psychological tension and physical arousal created when there is a need that motivates the organism to act in order to fulfill the need and reduce the tension.

• A. Instinct
• B. Homeostasis
• C. Need
• D. Drive

Answer: (D)

Verified step by step guidance

1. Identify the key terms in the problem: 'psychological tension', 'physical arousal', 'need', 'motivates', 'organism', 'act', 'fulfill the need', and 'reduce the tension'.
2. Understand that the problem is asking for a concept that involves both psychological and physiological components that drive behavior.
3. Recall the definition of 'Drive' in psychology: it is an internal state that arises in response to a need, creating tension and arousal, which motivates an organism to take action to satisfy the need and reduce the tension.
4. Differentiate 'Drive' from other options: 'Instinct' refers to innate behaviors, 'Homeostasis' is the body's tendency to maintain a balanced internal state, and 'Need' is a requirement essential for survival.
5. Conclude that 'Drive' is the correct term as it specifically refers to the motivation to act in order to fulfill a need and reduce tension, aligning with the description provided in the problem.