The cahuilla tribe was a native american community that lived in the arid area near present-day san diego. the cahuilla's diet relied heavily upon mesquite beans. in order to preserve the plants, only a portion of the beans that were available to harvest was harvested. why were some of the harvestable beans left on the plant?
a. lack of room in the harvest basket.
b. to grow into new plants.
c. for later harvest.
d. for wildlife to eat.