Who among the following is the author of the book ‘40 years with Abdul Kalam - Untold Stories’?

Sivathanu Pillai

The correct answer is Option (4) → Sivathanu Pillai

"40 Years with Abdul Kalam - Untold Stories" is a book authored by A. Sivathanu Pillai. It provides insights and untold stories about Dr. APJ Abdul Kalam, the former President of India and renowned scientist, based on the author's personal experiences and interactions with him over four decades.