Answer
They interacted by building irrigation ditches for farming
Step-by-step explanation
Hohokam was member group of a Native America culture flourishing from about the 3rd century BC to the mid-15th century AD in south-central Arizona, to interact with the environment in Arizona the, Hohokam were noted for the construction of an extensive system of irrigation canals. They were Indians who lived for hundreds of years in the desert along the rivers of southern Arizona. Generally they were farmers who built irrigation canals and used water from the rivers to grow crops. They also grew many desert plants for food clothing and shelter purposes.