Answer:
1. Jennifer told me that the children were riding their bikes then.
2. Nick told us that Jack had bought a house in the country side a year ago.
3. Mike asked me who my favorite singer was.
4. She asked her mother if she could pick her up after school.
5. Mrs. Lane told her daughter not to open the door to anyone.
6. Mrs. Lane told her daughter to close all the windows.
Part 1) The Civil War.
Part 2) he was a natural original secessionist meaning he was from one the states that withdrew from the union, and devoted to the “southern cause” and that they thought that the cause of the confederate states during the American Civil War were heroic, and not centered around slavery.
The relative pronoun "that" introduces the relative clause 'that lives in Jim's room'.