Answer: B.)Some Americans felt more loyalty to their state than to the United States.
In his "Letter to His Son," Lee reveals how he felt about the state of the Union in the 1860s. We discover that he wanted the Union to stay together, and that he feared war and anarchy. However, he also states that he would fight against the North if necessary, for the sake of Virginia. This shows that some Americans at that time felt more loyalty to their state than to the United States.
Something known by a lot of people, is " common " knowledge.
Answer is D. Adding structure
