How did slavery impact the United States?

Slavery played the central role during the American Civil War. The primary catalyst for secession was slavery, especially Southern political leaders' resistance to attempts by Northern antislavery political forces to block the expansion of slavery into the western territories.

Explanation:

The practices of slavery and human trafficking are still prevalent in modern America with estimated 17,500 foreign nationals and 400,000 Americans being trafficked into and within the United States every year with 80% of those being women and children.

d: social contract theory

the three roles stated in the dialogue develop the siblings' personalities.

lloyd's personality looks like a trademarketer

dana's personality is afraid from lloyd's behavior and the oldest sister is a decided person who tries to solve any conflict