Who was the first Muazzin (caller to prayer) in Islam?

A) Hazrat Abu Bakr (RA)

B) Hazrat Bilal (RA)

C) Hazrat Ammar (RA)

D) Hazrat Salman (RA)

Correct Answer: B) Hazrat Bilal (RA)

Explanation: Hazrat Bilal ibn Rabah (RA) was appointed the first Muazzin.