The Development, Monitoring and Evaluation Office, which monitors the progress of long term policies in an attached office under

1. A

   Prime Minister Office

   The Prime Minister’s Office is not the parent of DMEO.

2. B

   Ministry of Home Affairs

   The Ministry of Home Affairs does not house this evaluation office.

3. C

   Cabinet Secretariat

   The Cabinet Secretariat coordinates government business but is not DMEO’s attached-office parent.

4. D

   NITI Aayog

   The Development Monitoring and Evaluation Office is an attached office of NITI Aayog, monitoring long-term policies and output–outcome budgets. That is the official key.

Summary. Official key is (d) NITI Aayog. DMEO inherited the erstwhile Programme Evaluation Organisation lineage and sits with NITI, not PMO or Home. Honour the stored letter (d).