Answer:
Arab and Afro-Asian
Explanation:
Saudi Arabia is a country located in the Middle East or South Asia. Based on the last population census conducted, the total population is more than 33 million people.
It consisted of majorly people of Arab as the dominant group with about 90% and the remaining 10% comprises of people of Afro-Asian.
Hence, the two main ethnic compositions found in Saudi Arabia are ARAB and AFRO-ASIAN.
