Eric and Deborah are partners at a law firm. They are trying to determine which of them has a comparative advantage in typing the 25 pages required for a sales pitch to a prospective client. Eric can type 20 pages per hour. For other activities, he can bill clients $500 per hour. Eric's opportunity cost of typing pages isper page.
Deborah's opportunity cost of typing pages is 25% lower than Eric's. However, as the senior partner, her billing rate is 20% higher. Based on all of these facts, has a comparative advantage in typing pages.

Eric's opportunity cost of typing pages is $25 per page.

Based on all of these facts, Deborah has a comparative advantage in typing pages.

Explanation:

Eric's opportunity cost of typing is $500 / 20 pages = $25 per page.

Since's Deborah's opportunity cost of typing pages is 20% less than Eric's, then she has a comparative advantage in typing pages.

The person, business or country with the lowest opportunity cost has the comparative advantage in producing that good.

answer; the correct answer is (direct foreign investment);

all of them make sense but, i would have to say ask someone who has been there/or lives there, and/or read recent newspapers from that city.

hope this !