Four-year-old john is very competitive with his father in trying to gain more attention from his mother. freud would have suggested that john is going through the stage of development.

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.

a) which ethnic groups live in this community?

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