It is becuase they fight on land and in water
It wasn't Henry Clay (option A)
It wasnt Daniel Webster (option C)
It wasnt for sure Andrew Jackson (option D)
So, the person who was the U.S. senator that representef d the South and 'argued' that thebslavery was necessary... was "John C. Calhoun (Option B)"
Rokanoke colony
Explanation: none