Who is the author of "Yogasutra"?

Patanjali

The correct answer is Option 2- Patanjali

The author of the Yogasutra is Patanjali.

Patanjali was a sage who lived in India around the 2nd century BCE. He is also credited with writing the Mahabhashya, a commentary on the Sanskrit grammar of Panini.

The Yogasutra is a collection of 196 sutras (aphorisms) on the theory and practice of yoga. It is one of the most important texts in the Hindu tradition, and has had a profound influence on the development of yoga in the West.