Marina is a ten-year-old girl who idolizes singers like Mariah Carey and Christina Aguilera. She compares herself to them and imitates them while singing in front of her bedroom mirror. These singers are known as Marina’s: a. primary group. b. reference group. c. out-group. d. in-group.

B.) Reference Group

A reference group is the group of people that a person looks to as a point of comparison. This is in terms of attitude, looks, behavior, skill, etc.

In Marina's case, she looks up to the two singers and uses them as a reference point in terms of her singing skill and style, as well as her behavior. In doing this, they become her reference group.

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

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