Difficulty: Easy
Correct Answer: Panini
Explanation:
Concept
The Ashtadhyayi is the seminal eight-chapter grammar composed by Panini.
Notes
Patanjali authored the Mahabhashya (commentary on Panini); Katyayana wrote Varttikas; Kalidasa and Bhartrhari are from literature/linguistic philosophy respectively.
Final Answer
Panini.
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