Answer:Believing that God had chosen him as his messenger Muhammad began to preach what God had revealed to him. The simple and clear-cut message of Islam, that there is no God but Allah, and that life should be lived in complete submission to the will of Allah, was attractive to many people, and they flocked to hear it.
Explanation:
<span>I think all the choices are correct. Because when you say history it talks about the lifestyle of the people including clothing, farming, conflicts to other countries, etc. It's where we find out about the lives of the people whether they are ordinary or famous. History educates us, it tells us about how they live their lives in the past.</span>
Research is the systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.
<h3>What is research according to Turabia?</h3>
Central to Turabian is the fact that, irrespective of the format, the foundations of good research remain the same: to do it carefully, present it clearly and accurately, and follow academic standards for citation, style, and format.
<h3>Why is it worth doing?</h3>
Research is worth doing because its aim is to feel the existing gap in the world or solve an existing problem in the world.
Therefore, the correct answer to the above is as given.
learn more about research: brainly.com/question/968894
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