The steepness of a curve is partially determined by the units of measurement

A budget constraint is:

A. a line that is composed of the additional utility gained from consuming possible combinations of goods and services that a consumer can buy with his or her income. B. a line that is composed of all the possible combinations of goods and services that a consumer can buy with his or her income. C. a line that is composed of all the possible combinations of goods and services that maximize a consumer's total utility. D. a line that is composed of the total utility gained from consuming all possible combinations of goods and services that a consumer can buy with his or her income.

A “specialist” is a

A. stockholder who finds buyers and sellers for specific stocks, but also operates outside of specific stock markets. B. person who works on the floor of the New York Stock Exchange and specializes in certain stocks. C. stockbroker who operates only in a particular regional stock market. D. stockbroker who specializes in the “third market.”