Step 1: Understanding the Concept:
The book "My Experiments with Truth" is a famous autobiography of a prominent leader of the Indian independence movement. The question asks to identify this author.
Step 2: Detailed Explanation:
"The Story of My Experiments with Truth" is the autobiography of Mohandas Karamchand Gandhi, popularly known as Mahatma Gandhi. The book covers his life from early childhood up to the year 1921. It was originally written in Gujarati and was published in weekly installments in his journal 'Navjivan' from 1925 to 1929. It is a detailed account of his personal life, moral and spiritual journey, and the development of his philosophy of Satyagraha (non-violent resistance).
Step 3: Final Answer:
The author of "My Experiments with Truth" is Mahatma Gandhi. Therefore, option (A) is the correct answer.