Explain some of the forms that the preaching of the Gospel message took during the oral tradition stage.

Preaching to the believers and non believers, and also having a communal worship are some of the forms of preaching that the Gospel took during the oral tradition stage.

Explanation:

During the ancient Biblical times, the preaching of the Gospel had to be done orally with the written form not being in common use at that time. But the followers and disciples of Jesus found different forms through which they can spread the Good news and still keep the act of telling people about the Gospel moving.

First, the preaching of the Gospel to the believers took a great turn. Most of these type of preaching focus on the affirming of faith and inspiring the people to keep their faith, urging them to stay away from sin and to help those in need.

Then, the preaching to the non-believers is more focused on the need of helping them come to light, and guide them see the truth about the Gospel. The messages for these group revolves around the need to safeguard against false beliefs and the need to ensure one's salvation.

Also is the communal worship, where everyone comes together in praising and worshiping God. This can ensure that the believers help the non believers and the non believers will find inspiration from the believers to move their faith forward and see the greatness of the Gospel of God. It brings together everyone, and forms an united entity in the face of God.