Why did most people within the Byzantine and Persian empires accept Islam so easily?

Many people in the conquered Byzantine and Persian territories faced a tax as non-Muslims, while conversion to Islam could exempt them from it. Becoming Muslim could also open opportunities to serve in the new government. Thus, choice A, “They would be allowed to serve in government positions and avoid a tax,” best explains why conversion appealed to many people.

AI-written and checked against the verified answer.