Question

Describe three major theories that attempt to explain how the first people came to the Americas.

Answer 1

Is there anything else, like say options to choose from or no?

Answer 2

no

Answer 3

Check this out.

Answer 4

https://history.stackexchange.com/questions/19058/before-the-land-bridge-theory-how-was-human-presence-in-the-americas-explained

Answer 5

If you read that. There is the "Land bridge Theory", polygenism, and pre-adamism