Concept:This is a current affairs question about the appointment of the Managing Director of NaBFID.Explanation:The National Bank for Financing Infrastructure and Development (NaBFID) is a specialised institution for infrastructure financing.The Centre and the board of NaBFID appointed Rajkiran Rai G as its Managing Director.He was appointed for a term of five years.Therefore, among the given options, Rajkiran Rai G is the correct choice.Answer:Option C: Rajkiran Rai G