Answer:
B
Explanation:
new pathogens their bodies couldn't handle
<span>The
people migrated because they were always searching for food like fruit and vegetables,
and they were always following game that they would hunt. The climate was changing
and getting warmer, Vegetation was changing and people where finding out how to
grow crop. They moved to an area that was perfect to grow crops and hunt. The
area and the climate gave people a lot of choices.</span>
Answer: If im correct they signed a treaty called the guadalupe hidalgo
Explanation:
They also gave the US their territory like texas and more.
