The elasticity of demand is a) measured in money (e. g., dollars). b) measured in units of the good (e. g., slices of pizza). c) unitless. d) measured in money/unit (e. g., 1.50s/slice of pizza).

answer; private store;

answerblank(1) starts; blank(2); // cash cows;

answernaturalistic observation;

answer: marginal utility of the fourth brownie is 0.

explanation: marginal utility is the addtional utility gained from the consumption of one more unit of a good. it is given by,

so, marginal utility at the 4th unit will be given by

since, the values are not given here, you can simply find marginal utility at fourth unit by subtracting total utility at 3rd unit from total utility at 4th unit.