One of the Differences Between the Hohokam and the Anasazi

One of the differences between the Hohokam and the Anasazi was

A) only the Anasazi used irrigation systems and canals.
B) the Hohokam remained an intact society but the Anasazi merged into other Indian communities
C) the Anasazi did not have an extensive trade route whereas the Hohokam traded with several other communities
D) the Hohokam built a canal system that supported a large population with food while the Anasazi concentrated on creating an extensive trade network.