the ability of busniesses owners to structure their lies in the way that best suits their needs refers to

answer; commerce clearing house;

answer; situational irony;

answer; buying the bill at a discount from the face value to be received at maturity;

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.