Final answer:
The statement about the Hohokam building extensive irrigation canals to support their agriculture exemplifies the significance of farming in their culture.
Step-by-step explanation:
The statement that exemplifies the importance of farming to Hohokam culture is: A. They built canals to carry river water to fields several miles away. The Hohokam were known for their extensive irrigation systems which were essential for cultivating crops like corn, beans, and squash in the arid desert environment. By 1300, their sophisticated irrigation practices had resulted in highly populated settlements in the Southwest supported by the yields from their agricultural activities.