Which poem of Nizami's Khamsa follows the Sasanian king Bahram V and the tales of seven princesses in seven pavilions?

• A Khosrow and Shirin
• B Eskandarnameh
• C Makhzan al-Asrar
• D Haft Peykar ✓

The 'Seven Beauties' is Nizami's dazzling allegory of the soul's refinement.