Which one of the following stratigraphic units represents the CORRECT order of younging?

Q. Which one of the following stratigraphic units represents the CORRECT order of younging?

(A) Trichinopally Group – Uttatur Group – Ariyalur Group – Niniyur Group

(B) Kopili Formation – Sylhet Formation – Barail Formation – Boka Bil Formation

(C) Chinji Formation – Nagri Formation – Dhok Pathan Formation – Tatrot Formation

(D) Barakar Formation – Talchir Formation – Barren Measures – Raniganj Formation

Ans: Chinji Formation – Nagri Formation – Dhok Pathan Formation – Tatrot Formation