Answer:
B
Explanation: Feedback threshold: it's a specific amount of feedback that you need and/or can accommodate before you take action in a given direction.
Irritation threshold: irritating habit or mannerism that bothers the other.
Mutual reward theory: a relationship between two people is enhanced when there is a satisfactory balance of rewards between them
Vertical Relationship: those where one of the members has greater standing, whether due to power and authority or knowledge and wisdom.
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