Answer:
The answer is 1. The U.S. has a comparative advantage in computer chips manufacturing
Step-by-step explanation:
Comparative advantage is the ability of an economy or a firmto produce goods and services at a lower opportunity cost than that of trade partners. A comparative advantage gives a company or a country the ability to sell goods and services at a lower price than its competitors.
In the question above, US can produce 150 computer chips in one hour while South Korea can produce 100 computer chips under the same one hour. Therefore, The U.S. has a comparative advantage in computer chips manufacturing