<span>The Spanish and Mexicans were given land in Alta California, called as ranchos. These were the place where they took care of animals and start their own life. Ranchos were used to survey lands and boundaries. People who own ranchos are called rancheros. </span>
There are many programs that American government provide over the years to help the citizens, like: Refugee Assistance, Adoption Assistance, Women, Infant and Children Food Program, Medical Assistance, and others, which provide basic services and benefits.
<span>The answer is, Rio Grande River</span>
a) hunter gatherers who built mounds
The various cultures collectively termed "Mound Builders" were inhabitants of North America who, during a circa 5,000-year period, constructed various styles of earthen mounds for religious, ceremonial, burial, and elite residential purposes.