Joshua is currently consuming the optimal (utility-maximizing) quantities of tuna and ham when the price of tuna suddenly decreases. He will respond to this price change by increasing the consumption of tuna as his purchasing power will increase.
Whenever the price of a commodity is decreased, it increases the purchasing power of the consumer and hence the consumer will increase the demand of the goods as well. The consumer will be able to save more money as their expenses are reduced.
According to the law of demand and supply, demand and supply are related to each other and also affect the price of the commodity. The price tend to increase when the supply is lower than the demand and the price tend to increase when the supply exceeds the demand.
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Your values, dislikes and desires are rather personal: they might be influenced by others and by what you've learnt, but ultimately they are your own, so they can be called: internal: the correct answer is c) internal.
They could be influenced by our parents, but this is not the only influence.
Answer:
B. Group members modify their opinions to match what they believe is the group consensus.
Explanation:
Groupthink: In psychology, the term "groupthink" is determined as one of the different "psychological phenomena" that ought to occur in a specific group of different individuals who possesses the urge for conformity or harmony in the given group that leads to a dysfunctional, irrational, or irrelevant decision-making outcome.
It was proposed by a social psychologist named Irving L. Janis during 1972 according to whom different people in the group desire for consensus.
Cognitive Approach. Dr Deborah Wagner practices Cognitive approach in psychology that human behaviors are affected on how people think. This is a modern approach practiced by Dr. Wagner in her patients at Wagner Center of Psychotherapy. Other psychology approach includes behavioral, genetic and humanistic.
Professional and ethical behavior
I hope I was of help :)