Because Anson Jones was the fourth which made him be last because Houston was the third president which would not make him president anymore because of Anson so then Houston didn't the power to do something higher than Anson. I hope this helps and I hope it is right and I hope you make a good grade on whatever it is you did.
The answer is Beringia. It is thought that about 30,000 years ago, there was a land bridge that brought humans from Asia to North America called Bering Land Bridge. Hope it helps!
