If you exhibit a high level of psychological hardiness, you're probably the type of person who
a. has an external locus of control.
b. feels that challenge is a good thing.
c. agrees that wishing can make good things happen.
d. feels that most problems take care of themselves.

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

Epicureanism advocated reason and duty. select the best answer from the choices provided t f

The principle of checks and balances is based on the notion that