According to mary chestnut's diary entry, what was one cause of reconstruction?

a.
the need to incorporate freed slaves into society

b.
the destruction of the southern economy and its infrastructure

c.
division of southern states into military districts

d.
the erosion of gender roles and norms in southern society

B.the destruction of the southern economy and its infrastructure

Explanation:

Mary Chestnut was an american author, that wrote and published a book on her opinion on the Civil war in the form of a diary, she had a strong opinion on reconstruction because the invasion of the military on the Southern states to keep them at peace and to make them obbey the mandates of the Union represented a strong opression to the economy and ways of doing things, we have to remember that the southern states and its economy relied heavily on Slaves to keep the fields working, so she saw reconstruction as the destruction of the southern economy and infrestructure.

1. Solubility

2. Heat 100g of water to 35 degrees C. Add 37 grams of mystery salt.

3. If all the salt dissolves, it's KCl. If not, it's KNO3.