______ are resources that are fully used up in the production process.

A significant difference between monopoly and perfect competition is that:

A. profits are driven to zero in a monopolized industry but may be positive in a competitive industry. B. free entry and exit is possible in a monopolized industry but impossible in a competitive industry. C. competitive firms control market supply, but monopolies do not. D. the monopolist's demand curve is the industry demand curve, whereas the competitive firm's demand curve is perfectly elastic.

The table below shows the weekly supply for hamburgers in a market where there are just three sellers.PriceSeller 1 Qs 1Seller 2 Qs 2Seller 3 Qs 3$5854464334322221 If the price of a hamburger increases from $3 to $5, then the weekly market quantity of hamburgers supplied will

A. decrease from 17 to 9. B. decrease from 17 to 13. C. increase from 9 to 17. D. increase from 13 to 17.