The author includes the detail about Northern companies sellinginsurance policies on enslaved people to . • give an example of how Northern whites profited from slavery in the South
•show one way enslaved people suffered psychological violence
•illustrate how the trans-Atlantic slave trade gave birth to a new form of slavery
•elaborate on why Lincoln signed the Emancipation Proclamation

A,) cause a & b are equal & both gives 180°

Evidence peice 1: millions of years ago existed the supercontinent pangea after millions of yearsnit broke into peices and formed smaller continents and islandsevidence peice 2: there is a massive fault line in san fransico and california that has the potential to cause massive earthquakes which supports the theory of fault linesevidence peice 3: mountains are said to be formed by earths tectonic plates crashing against each other for millions of years and eventually if forms a big point know as a mountain.evidence peice 4: the mariana trech is the deepest place (so far) discovered in the oceans of earth. it is so deep that you can literally see how earths plates are divided and or continents as well

Hanging valley i would think so..