Answer :
When it comes to the Civil War, it is false that C. Sam Houston believed slavery to be unconstitutional.
Who was Sam Houston?
- He was a Senator of the United States from the South.
- He was a Slaveowner who defended slavery.
Sam Houston did not want the South to secede from the North but he also defended slavery as a tool that allowed the U.S. to be built. He therefore did not think it was unconstitutional.
In conclusion, option C is correct.
Find out more on Sam Houston at https://brainly.com/question/1399699.