Answer:
Math, or Infrastructure
Explanation:
Hard to point out one but these are some of the best
it was way bigger than most cities & had paved streets :)
The triangle stopped first at the the West Indies from Africa where most slaves were pulled off board, then sent on to ports such as New Orleans to be sold. In this context, the closest would be A.
They both have an say in things like legislative branch can declare war but the government which is the executive branch has a say in it too