Which of the following events happened first?

Muhammad began to tell people about messages from God
Muhammad taught that there was only one God
Muhammad received messages from God through an angel
Muhammad meditated in a cave outside Mecca

Muhammad meditated in a cave outside mecca

Explanation:

The reason I think that is because he went to the cave and the angel came after then he went to people to tell the message from god then telling that there is only one god.

classical republicanism, also known as civic humanism, is a form of republicanism  developed in the renaissance inspired by the governmental forms and writings of  classical  antiquity, especially such  classical  writers as aristotle, polybius, and cicero.