What is the main function of wa-mā adrāka mā al-Ḥuṭamah?

Supplementary Practice 20: Comparative Rhetorical Study of Sūrat al-Humazah and al-Fīl

• A literal vocabulary test asking for unknown information
• A question about an unrelated new event
• To magnify the subject and create anticipation of explanation
• Merely repeating the name with no added effect