Appointments of Cabinet Secretary

Current context: The Appointments Committee of the Cabinet (ACC) has appointed secretaries of various departments on 21st August 2019.

• Rajiv Gauba, outgoing Home Secretary is appointed as the cabinet secretary for 2 years from 30th August 2019 or until further order, whichever is earlier.
• The ACC has also approved appointment of Rajiv Gauba as Officer on Special Duty (OSD) in the Cabinet Secretariat.
• Mr. Gauba is a 1982 batch IAS officer of Jharkhand cadre and he will replace P.K. Sinha.
• The government has appointed Ajay Kumar as Secretary Defence, Ministry of Defence.
• Ajay Kumar is a 1985 batch IAS officer of Kerala cadre and he will replace Sanjay Mitra.
• Subhash Chandra, a 1986 batch IAS officer of Karnataka cadre has been appointed as Secretary, Defence Production.
• Brij Kumar Agarwal, a 1985 batch IAS officer of Himachal Pradesh cadre has been appointed as Secretary, Lokpal.

Question: 

Q.1 Who is recently appointed as the Cabinet Secretary by the Appointments Committee of the Cabinet (ACC)?
a. Ajay Kumar
b. Rajiv Gauba
c. Subhash Chandra
d. Brij Kumar Agarwal