Which of the following is an economic reason that the south needed a reconstruction plan?
a. former plantation owners took back their land.
b. the civil war caused most people to move north.
c. plantations, factories, and other businesses were destroyed during the war.
d. southern states threatened again to secede.

c. Plantations, factories, and other businesses were destroyed during the war.  

Explanation:

It needed to be rebuilt to help put the south back as part of the Union.  

To Attain this restrictions were made such as promises to be loyal to the United States.  

they spoke with the president

explanation:

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories