How did puerto rico become part of the u. s.?

Which best represents the view of the southern delegates at the constitutional convention

What new concept did the the american revolution introduce into the world

Pls thomas jefferson believed that the french revolution and the reign of terror, a. should be exported to the rest of europe. b. would bring the united states and britain closer together. c. we’re understandable yet regrettable responses to the excesses of french monarchy. d. we’re not particularly important developments.