Which theory of migration states that people sailed down the west coast of north america to make settlements?
a. european migration theory
b. northern asia coastal theory
c. bering land bridge theory
d. polynesian theory

The appropriate answer is b. the Northern Asia Coastal theory. This theory states that people entered North America by moving along the coast from north west Asia along the northern Pacific coastline using rafts or early designs of boats. It was previously thought that people entered north America by crossing the Bering Strait but new evidence contradicts this theory.