The correct answer is C. Panini.
Panini was a Sanskrit grammarian who lived in ancient India. He is considered the father of Sanskrit grammar and his work, the Ashtadhyayi, is one of the most important texts in the history of linguistics. The Ashtadhyayi is a comprehensive grammar of Sanskrit that covers all aspects of the language, from phonology to morphology to syntax. It is written in a very concise and technical style, and it is considered to be one of the most difficult texts in Sanskrit to master.
Sumitranandan Pant was an Indian poet and writer who wrote in Hindi. He was awarded the Nobel Prize in Literature in 1971. Raj Anand was an Indian novelist who wrote in English. He is best known for his novel Untouchable, which was published in 1935. Gitta Piramal is an Indian businesswoman who is the chairperson of Piramal Enterprises.
A. Sumitranandan Pant is incorrect because he was a poet and writer who wrote in Hindi.
B. Raj Anand is incorrect because he was a novelist who wrote in English.
D. Gitta Piramal is incorrect because she is a businesswoman.