The correct option is D Gautama Buddha
The teachings of Buddha came to be known as Buddhism. The teachings of Buddha and his followers have been compiled in three collections (Thripitikas) called the Sutta Pitaka, the Abhidhamma Pitaka and Vinaya Pitaka. Tripitaka or Three Baskets is a traditional term used for various Buddhist scriptures. It is also known as Pali Canon in English.