Which two details support the central idea that harun al-rashid was an extremely rich and learned ruler?
a.“harun al-rashid himself was a big supporter of the arts and music, and these artistic pursuits flourished, while he reigned as caliph.”
b. “a center of the arts and learning, baghdad was also a city of dazzling wealth and luxury.”
c.“harun al-rashid became the fifth caliph of the abbasid dynasty in 786, and went on to become its most famous and celebrated leader.”
d.“harun al-rashid was the second son of caliph al-mahdi, the 3rd abbasid caliph of the arab empire.”

This is a form of government run by elected leaders.this is a type of government in which a group of individual states are united under astrong, central government.this is a system of government in which the people participate directly in making allpublic policy.this is form of government in which a monarch is the head of state but his or her powersare restricted by law, usually within a parliamentary system.in this type of government, the elected head of the executive branch acts independentlyof the legislative and judicial branches.in this type of government, there is no clear-cut separation of powers between thelegislative and executive branches, though the legislative has most of the governmentalpower.in this type of government, the institutions of the state are governed as a single unit,with one constitutionally created legislature.this is a type of government in which power is held by a single, self-appointed ruler.