Explanation:

- Common Territory: Tribes typically inhabit a specific geographical area, forming the basis of their community and cultural identity.

- Sense of Unity: Members of a tribe often possess a strong feeling of solidarity and togetherness, reinforcing their communal bonds.

- Exogamous Group: Tribes are generally endogamous, preferring marriage within the group to maintain homogeneity.

- Common Language: Sharing a language is crucial for communication and cultural cohesion within a tribe.