All of the following were reasons slave labor was necessary in the Southern Region EXCEPT A slaves were needed to work in the factories

B slaves kept the plantation system profitable

C slaves provided a cheap source of labor

D South had an agricultural based economy

I think that the answer is D

Explanation:

It just makes sense because A, B, and C are all reasonable answers.

D is to, it just doesn't fit the question

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.

it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939