D. Darryl gives Mike a collectible football jersey.
Commodity money is a form of currency that's value exists within and of itself. A commodity is used to trade for the sum of money at which it has perceived value. If a collectible football jersey has been appraised at $250, then as a commodity, the jersey may be used to trade for goods or services of the same value.
The answer would be crystals
B. . Doctrine that the US had the right and duty to expand throughout North America.
To add to their income, farmers in India may "sell land to other farmers" since this can be a very profitable exercise that doesn't do much to decrease productivity of the primary farm.