Answer:
The powerful people won the election.
Explanation:
Tactics such as donating money to political campaigns may be considered a drawback because due to this money the powerful people won the election instead of competent people which cost the country a lot. If there is no money used for political campaigns so the more competent person won the election that leads to increase in the prosperity and development of the country and its people.
Answer:
Because of racists like you
Explanation:
Umayyad was more opened while Abbasid didn't want to interact with non-Arabs