The <span>control group </span>is the part of an experiment that is not being tested and is used for comparison.
The answer is "Middle America".
Middle America refers to the region which comprises the mid-latitudes of the Americas. The most part of southern North America, includes Mexico, the countries of Central America, and the Caribbean. Colombia and Venezuela are typically included in northern South America. The Caribbean is once in a while avoided from the area, and the Guianas are occasionally included.
According to Utah history, the Pueblo Indians are believed to be descended from the Anasazi.
