What was the purpose of the slave codes?
a) to prevent owners from mistreating enslaved people
b) to allow abolitionists to communicate using secret phrases
c) to establish processes that outlined the steps to gaining freedom
d) to enact that would oppress and control enslaved people

Before tuberculosis was understood to be a communicable disease, and before the discovery of antibiotics to treat it, a major outbreak could kill or cripple a significant portion of a nation’s labor force. how would such an event affect the economy? illustrate the effect by dragging to shift either the aggregate demand curve or the long-run aggregate supply curve.

Nita is the office manager at a service station. two applicants, max and tim, arrive to interview for the open mechanic's position. max's clothes are dirty, his hair is unwashed, and he doesn't make eye contact when he gives nita his name. tim dresses in clean jeans and a nice shirt, is shaved, and shakes nita's hand when he introduces himself. after the interview, keith the head mechanic, asks nita what she thought. both men have the skill set needed for the position. nita recommends tim. she is responding to her perception of

What are the most populous and least populous areas of russia? and why are some areas more heavily populated than others?