Which of the Following Best Explains the Reason for the Loose

Which of the following best explains the reason for the loose affiliation among the Algonquian peoples in the eastern Canadian Sub-Arctic?

A) They realized that they must cooperate in order to expel the European settlers.
B) They realized that they could grow enough crops to feed the entire tribe if they planted communal gardens instead of each family planting its own individual garden.
C) They banded together for the purposes of fishing for salmon and smoking it to ensure a year-round abundance of food.
D) They banded together for the purpose of hunting caribou.