Answer: Document B is a Speech(B) and was directed towards Congress(A)
Explanation: Both of these questions were on a History Interim test(which I assume that is what you are taking) and I got both of these questions correct.
Their lives were almost bad terms like new labor was brought to them to replace the shattered world of slavery. After the civil war, many former slaves, planters and non-slaveholding whites were transformed. Later new systems of labor emerged to take the place of slavery as well, sharecropping..
If Congress decides to pass a law that increases minimum wage, this is an example of using an "implied" power, since it is not explicitly stated.