What had to happen before Louisiana could be transferred to the United States? A) 10,000 people had to reside there B) America had to recognize Napoleon as supreme leader of France C) Spain had to for

What had to happen before Louisiana could be transferred to the United States?

A) 10,000 people had to reside there

B) America had to recognize Napoleon as supreme leader of France

C) Spain had to formally transfer the territory to France

D) America had to join in an allegiance with France against Britain