Answer:
A and B.
Step-by-step explanation:
Harun al-Rashid was the fifth Caliph of the Abbasid Dynasty. A caliph is a religious and political leader of Islam. He was twenty years of age when he became the caliph. It is believed that during his reign Baghdad prospered.
He was given education of Quran, poetry, music, Prophet Mohammad's life, and even the laws of Islam. He was a big supporter of arts and music shows that Rashid was a learned ruler; that is option A.
The second detail of him being a learned and rich ruler was that he was the ruler of the Baghdad; a city which was at the zenith of the luxury.
So, the correct answers are options A and B.