Which phrase would be most characteristic of pure monoply

Josie, an unmarried taxpayer, has $155,000 in salary, $10,000 in income from a passive investment in a limited partnership, and a $26,000 passive loss from a real estate rental activity in which she actively participates. if her modified adjusted gross income is $155,000, how much of the $26,000 loss is deductible

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

*will mark brainliest! * when a company spends resources (labor, money) to give customers "free" items, those costs are called a. investment costs b. economic costs c. scarcity costs d. opportunity costs answer asap!