“Which tribes are predominant in North Waziristan?”

"Which tribes are predominant in North Waziristan?"
Answer: "Wazir and Dawar"

"This question asks for the main tribes living in North Waziristan. 'Predominant' means most common or dominant. Alternatives like 'main' or 'major' tribes could be used. 'Tribes' refers to ethnic groups or clans."