Concept:The first revelation of the Qur'an began with a direct instruction to Prophet Muhammad (SAW) to read.Explanation:The Angel Jibril appeared in the Cave of Hira and addressed the Prophet with the word "Iqrah" meaning "Read."This was a command, not a parable, legislation, or mere declaration.The opening verses of Surah Al-Alaq then delivered this command: "Read in the name of your Lord who created..."Therefore, the very beginning of the revelation was an order from Allah conveyed through Jibril.Answer:B. command