What was a direct result of the discovery that germs caused disease?

After the supreme court’s ruling on the dred scott case, many people in the north believed that a. slavery might become legal everywhere. b. slavery might be banned everywhere. c. formerly enslaved people would move to the north. d. formerly enslaved people would stay in the south.

In 1958, the aarp was organized to promote

What were the main features of the aristotelian-ptolemaic model of the cosmos