Keller and marion breland, two of b. f. skinners former students who used operant conditioning to train animals for entertainment, encountered

a. extensive cognitive mapping
b. repeated latent inhibition
c. biological boundaries
d. observer interference

Which of the following was discovered in the piedmont region of north carolina in 1799?

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.

List 7 different statuses that you occup