Answer:
b. they had some common cause or goal.
Step-by-step explanation:
Culture is a complex set of values, beliefs and assumptions that define how a society conducts its relationships, shared among all its members.
It is the set of artistic, social, linguistic and behavioral manifestations of a people or civilization.
Therefore, the following activities and manifestations are part of the culture of a people: music, theater, religious rituals, spoken and written language, myths, eating habits, dances, architecture, inventions, thoughts, forms of social organization, etc.
One of the capabilities that differentiates humans from irrational animals is their ability to produce crops.