Some scientists theorize that the nomadic hunters from asia crossed the land bridge into north america for what reason? a.) they were looking for fresh water sources. b.) they were following herds of large mammals, such as mammoths and bison. c.) they were searching for warmer weather. d.) they were running from warring hunting tribes.

C. They were searching for warmer weather. The most obvious reason is that one has to pack up and go because things are not so good at home. Long ago, that probably meant that the climate had changed and made life impossible. It might have become too hot or too cold or too wet, which in turn would have affected not only quality of life but also make survival a shaky proposition. Drought, flood, and temperature changes could certainly push people to move on.

They most like influence us an there self

Bis the answer because it deals with social insurance.