The correct answer is: C. Banwarilal Purohit
Banwarilal Purohit was appointed as the Governor of Tamil Nadu on 26 February 2018. He is a retired Indian Administrative Service officer who has held various positions in the government of India, including Secretary to the Prime Minister and Cabinet Secretary. He is also a former Governor of Rajasthan and Gujarat.
Subramanian Swamy is a politician and economist who has served as a member of the Rajya Sabha since 2016. He is a former member of the Indian Administrative Service and has held various positions in the government of India, including Finance Minister and Minister of Commerce and Industry.
Satyapal Malik is a politician who has served as the Governor of Jammu and Kashmir since 2018. He is a former member of the Indian National Congress and has held various positions in the government of India, including Minister of State for Home Affairs and Minister of State for Parliamentary Affairs.
K Rosaiah is a politician who served as the Chief Minister of Andhra Pradesh from 2009 to 2014. He is a former member of the Indian National Congress and has held various positions in the government of Andhra Pradesh, including Minister of Finance and Minister of Irrigation.