<span>c. proportional representation</span>
Answer:
<em>The correct option is A) He argued that slavery was necessary, benefiting both slaves and slave owners</em>
Explanation:
John C Calhoun believed that slavery was not an evil act rather it was a positive good which benefited both the slave and slave owners. The claims made by John C Calhoun were on the grounds of white supremacy and paternalism. He was of the view that every society is ruled by a group of elites and it is the right of the slaves to serve the elites.
The one that cause a consumer to have an elastic demand for a product is : C. the product isn't a necessity
If that product is a necessity (such as food and water), the demand wouldn't be affected by prices because people will still buy it anyway
hope this helps
The <span>Kansas Nebraska act was supposedly going to settle the issue of "slavery" in the United States by leaving the decision up to "popular sovereignty". It ultimately failed, however. </span>