In a closed primary you can only vote for someone in your registered party. In an open primary anyone can vote for any candidate in either party regardless of whether they are registered democrat or republican
Hope this helps :)
From what I can recall, the Adams-Onis Treaty more or less gave Florida to the U.S. but it did not exactly end the Second Seminole War, which can be made obvious with the fact that there are Seminoles still living in Florida. I don't remember the Treaty having anything to do with the British since this treaty was between Spain and the U.S.
Basically, I believe the answer is B.
In the early years of our Congress they had representatives and the senators and the whole meaning of it is the word pirate which means filbuster was popular in the 1850s when it was to host the senate floor in order to prevent a vote on a bill
As long as he or she is registered, he or she can vote.