Ruth has taken up the responsibility of maintaining her joint family’s expenses. she keeps track of the entire family’s needs and discusses with the other family members about the purchases to be made. ruth plays the role of an in her house hold purchase process.

Influencer

Explanation:

Influence is psychology is a phenomenon that people used by doing some action. It is an unconscious process and people are aware of the influences that they get influenced due to some work. Some people are high on well being and resilience or optimism. These people want to do something that creates a positive well being in a person. Many people do just because of belonging. Some time decision making also influences a person's personality. Aright decisions will positively influence their personality and wrong decisions will influence negatively.

answer; the basal forebrain;

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