Mr. Zander gives students a few smarties every time they act appropriately during the school assemblies. The smarties are a form of ___, a stimulus that increases the likelihood that the preceding behavior will be repeated.
reinforcement
behavior modification
cognitive perspective

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.

The u.s. intervened in korea and vietnam to stop the spread of

'nepal have varied vegetation as climate and landforms'. justify the statement