The main reason why one nation trades with another is to:
a. save its natural resources from rapid depletion
b. exploit the advantages of specialization
c. eliminate the danger of retaliation from other nations
d. improve political alliances

Why have the aztec ruins in mexico city not been dug up?

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.

Why did the athenians choose officials by lottery? would there be drawbacks to this method? explain.