Concept:Ashtadhyayi is a foundational grammar text for the Sanskrit language.
Explanation:Panini, an ancient Indian grammarian, wrote Ashtadhyayi around the 6th to 5th century BCE.
This work contains about 4,000 sutras divided into eight chapters.
It sets the standard for Sanskrit grammar, covering morphology and syntax.
Panini also distinguished between spoken language and sacred text usage.
Other options are incorrect: Vedavyasa wrote Mahabharata, Shukadeva narrated Bhagavata Purana, and Valmiki authored Ramayana.
Answer:B. Panini