The most fundamental economic problem is A. Security OB. Health C. Growth D.Scarcity QUESTION 20 The law of supply states that, other things equal OA. A an increase B. an increa price se in price causes quantity supplied to increase se in price causes quantity supplied to decrease an increase in quantity supplied causes price to increase D an increase in quantity supplied causes price to decrease QUESTION 21 is one of the primary factors that draw peop le from rural areas to urban areas A. Less pollution OB. Employment opportunities More open space