A. Suppose that Susan and Tom could buy or sell coffee beans and nuts in the world market at a price of $2 per pound for coffee beans and $2 per pound for nuts. If each person specialized completely in the good for which he or she had a comparative advantage, how much could they earn by selling all they produce (Tom's earnings plus Susan's earnings)?

 Susan and Tom's total earnings after selling all they produce is $96

Explanation:

Comparative advantage is a term that refers to an economy's ability to produce goods and services at a lower opportunity cost compared to other trade partners. A person can have comparative advantage at producing something if he/she can produce it at lower cost than anyone else.

If each works 6 hours per day and if they both specialize according to their comparative advantage;

If they sell all they produce, in the world market, at a price of $2 per pound coffee beans and $2 per pound nuts, they can collectively earn;

the correct answer option is b. a single paragraph.

explanation:

when you are thinking about paragraph​ topics, you should always choose a subject that can be adequately addressed in a single paragraph.

a paragraph is a piece of writing consisting of a few sentences that deal with a single theme. it has only a single idea that the paragraph revolves around and talks about.

so a paragraph topic must be chosen wisely where a single idea can be communicated in a single paragraph.

answer; to open a new transaction, the user should type the code/0 along with a new transaction code, when done with that the user should press enter to open the transaction; good luck;