Which one of the following is not a wing of Cabinet Secretariat?

Which one of the following is not a wing of Cabinet Secretariat?

Civil wing
Military wing
Administrative wing
Intelligence wing
This question was previously asked in
UPSC Combined Section Officer – 2019-20
‘Administrative wing’ is not listed as one of the distinct wings of the Cabinet Secretariat.
– The Cabinet Secretariat comprises the Main Office, Military Wing, Intelligence Wing, and Security Wing.
– While administrative functions are integral to the Cabinet Secretariat’s operations, “Administrative wing” is not a formally designated distinct wing alongside the others.
The Cabinet Secretariat provides secretarial assistance to the Union Cabinet and its Committees and coordinates the work of the Ministries/Departments of the Government of India.