Question

where build the old library??​

Answer 1

Answer:

In Calcutta the old library was built...

Answer 2

⠀⠀⠀⠀⠀⠀⠀⠀⠀$\large\fbox\red{Answer}$

Fez, Morocco, the al-Qarawiyyin library is part of the world's oldest continually operating university, al-Qarawiyyin University, which opened in 859.

☺️ Thnku !