Which Persian vizier of the Seljuk Empire founded the famous network of Nizamiyya madrasas in the 11th century?

• A Rashid al-Din
• B Nizam al-Mulk ✓
• C Amir Kabir
• D Ata-Malik Juvayni

Nizam al-Mulk's Nizamiyya schools, including the great one in Baghdad, set the model for medieval higher education.