What is the main rhetorical function of araʾayta in al-Māʿūn 107:1?

Supplementary Practice 21: Comparative Rhetorical Study of Sūrat Quraysh and al-Māʿūn

• Read it as a simple information request unknown to the speaker
• Treat it as a pure denial and detach the following identification
• To direct attention to the described moral type
• Treat the interrogative syntactically as a substitute for an imperative