Muslim universities tried to preserve the culture and knowledge of which earlier culture(s)?

the phoenix dragon in the persian art reflect the alebrijes artistic styles

for hobos it was a very hard time most hid on the sides of the railroad tracks causing people to get bulls and get them off sometimes causing in fatal death they couldnt get people to give them money because the   people were also in need of money

the answer is that the political parties encourage people to caste vote.

i believe that d is the right answer