The correct answer is: A. Ms. Meira Kumar.
Meira Kumar was the UPA candidate for the 2017 Presidential election. She was the first woman to be the Leader of the Opposition in the 15th Lok Sabha. She was also the first Dalit woman to be elected to the Lok Sabha and the Rajya Sabha.
Gopal Gandhi is a former diplomat and politician. He was the Governor of West Bengal from 2004 to 2009. He is the grandson of Mahatma Gandhi and the great-grandson of Karamchand Gandhi.
Dr. Karn Singh was the Governor of Jammu and Kashmir from 1984 to 1990. He was also the Vice President of India from 1987 to 1992. He was a member of the Indian National Congress.
None of the above is the correct answer.