Define absolute and comparative advantage?

Need a paragraph in own words!!

Absolute advantage is the ability to produce a good using fewer inputs than another producer. While comparative advantage is the ability to produce a good at a lower opportunity cost than another producer.

Explanation:

(not own words but still if u want to use it)

question: what does the author’s first use of the key term illusion suggest about american foreign policy?

answer: the united states could not remain separate.