In the table above, if Brent maximizes his utility by consuming 3 bags of popcorn and 3 bottles of soda, then the ratio of the price of popcorn to the price of soda is expected to be

Which of the following is the best explanation for why the price of gasoline increases during the summer months?

A) Oil producers have higher costs of production in the summer. B) Sellers have to earn profits during the summer to cover losses in the winter. C) There is increased driving by families going on vacation. D) There is less competition among oil refineries in the summer. E) The number of gas stations open 24 hours a day rises in the summer months and so the price must rise to cover the higher costs.

Suppose an acre of land yields 100 bushels of corn and that one bushel of corn provides enough seed for one-quarter of an acre of land. The opportunity cost of consuming another 100 bushels of corn today is

A) 100 bushels of corn next year. B) 25 bushels of corn next year. C) 10 bushels of corn next year. D) 2.5 bushels of corn next year.