Oldest university of the world is __________?

Oldest university of the world is __________?

A. University of bologna
B. University of Karueein
C. University of Nalanda
D. University of Karachi

The oldest existing, and continually operating educational institution in the world is the University of Karueein, founded in 859 AD in Fez, Morocco. The University of Bologna, Italy, was founded in 1088 and is the oldest one in Europe.