In May 2021, who has taken over the charge of new Member (Operations and Business Development) Railway Board (Ministry of Railways) and Ex. Officio Secretary to the Govt of India?

• A. Suresh Prabhu
• B. Sanjay Kumar Mohanty
• C. C. P. Joshi
• D. Alok Kansal
• E. Mallikarjun Kharge