The correct option is B Pradeep Kumar Sinha
Pradeep Kumar Sinha, a 1977-batch IAS officer of the Uttar Pradesh cadre, was given one year extension to the post of Cabinet Secretary. With this, he will continue as cabinet secretary till June 12,2019. The Appointments Committee of the Cabinet (ACC), headed by Prime Minister Narendra Modi, approved the extension. In May 2015, Mr Sinha was appointed as cabinet secretary for a fixed two-year term. This is his second extension. As per government rules, no government servant shall be granted extension in service beyond age of retirement of 60 years but as per rule FR 56, extension in public interest may be given "for a period not exceeding four years in the case of Cabinet Secretary". The Cabinet Secretary is the top-most executive official and senior-most civil servant of the Government of India. He is the ex-officio head of the Civil Services Board, the Cabinet Secretariat, the Indian Administrative Service (IAS) and head of all civil services under the rules of business of the government.