Step 1: Dharmacakra pravartanam.
Buddha ne apna pratham upadeś Ṛṣipattana (Sarnath) meṁ diya, jise Dharmacakra pravartan kahā jātā hai.
Step 2: Composition of Dīpavaṃśa.
Dīpavaṃśa ek Pāli chronicle hai jo Sri Lanka meṁ likhā gayā.
Step 3: Getting the enlightenment.
Buddha ko bodhi prāpti Bodhgayā meṁ hui.
Step 4: Bhābrū rock edict.
Bhābrū rock inscription Rājasthan meṁ miltī hai.
Step 5: Matching.
(A) - (III), (B) - (IV), (C) - (I), (D) - (II).