Explanation
- A
Ashoka
Ashoka. Rock Edict XII: do not praise one’s sect by blaming others; that injures one’s own.
- B
Samudragupta
Samudragupta. Prayaga prasasti is conquest, not this tolerance line.
- C
Harshavardhana
Harsha. Different corpus.
- D
Krishnadeva Raya
Krishnadeva Raya. Amuktamalyada, not this edict.
Summary. Official key is (a) Ashoka. The quoted warning against sectarian self-praise is Major Rock Edict XII — dhamma as restraint in speech about other sects.
Same topic · past papers
UPSC has asked this before
These previous-year questions sit on the same topic. Open one to practise the earlier ask.