The primary achievements of John Rolfe had to do with agriculture, since he was an early English settler in the colonies who was primarily responsible for making the exportation of tobacco from Virginia incredibly profitable.
Well, depends on what battle this question is talking of.
I'm going to assume you're talking about the famed "Battle of Saratoga" and specifically the "Battle of Bemis Heights".
That specific battle cost that dude 600 soldiers.
If you're talking about "Freeman's Farm" then that cost him around 600 guys as well.
I believe the answer is C, immunity because (immunity) means protection or exemption from somethings, especially an obligation or penalty. So the key word in the question is protection. I hope this helps and just stating I am NOT 100% sure.
Answer:
Thomas Jefferson was vice president to John Adams. Aaron Burr was vice president to Thomas Jefferson.