Prices effectively act as signals to producers and consumers in all of the following instances except A. Regulating government interactions..
Harrison's presidency saw the addition of six new states, more than any other president.
Blitzkreig a mix of armor and infantry but one giant wave like a spear
Uncle Tom was seen to be superhumanly religious and a kind hearted man no matter what struggles were presented to him. Uncle Tom is a slave yet is loyal to his fellow black slaves and his white masters, he helps them when they are hurting, he protects the slaves from their white masters when he can and he tries to spread his religion on the others.