Umar Khayyam belonged to:

This question tests knowledge of historical periods and prominent figures. Umar Khayyam was a renowned Persian polymath, mathematician, astronomer, and poet.

• Correct Option C: Saljuq Period. Umar Khayyam lived from 1048 to 1131 CE. This era corresponds precisely with the height of the Seljuk (Saljuq) Empire, which dominated Persia and much of the Middle East. He received patronage from Seljuk rulers and their viziers.
• Distractor A: Samanids Period. The Samanid Empire ended in the late 10th century, before Khayyam's birth.
• Distractor B: Ghaznavids Period. While the Ghaznavids were powerful in the 11th century, their influence in Persia waned significantly with the rise of the Seljuks, who became the dominant power during Khayyam's active years.
• Distractor D: Safavids Period. The Safavid Empire emerged much later, in the early 16th century, centuries after Khayyam's death.