Which Mauryan emperor's rock edicts and inscriptions have been found at Lauriya Nandangarh in Bihar?
Explanation
It is approximately The wording of the question specifically requires the association represented by Ashoka. Option A (Chandragupta Maurya) is incorrect because it does not match the specific person, district, place, institution, event or factual association asked in the question. Option B (Bindusara) is incorrect because it does not match the specific person, district, place, institution, event or factual association asked in the question. Option D (Brihadratha) is incorrect because it does not match the specific person, district, place, institution, event or factual association asked in the question. Thus the correct option is supported by the relevant Bihar-related historical, geographical, cultural or administrative context, whereas every distractor fails the exact person–place–event relationship. Lauriya Nandangarh in West Champaran district of Bihar is famous for an Ashokan pillar with inscriptions. Emperor Ashoka, the third Mauryan emperor, erected stone pillars throughout his empire bearing his edicts (dhamma inscriptions). The pillar at Lauriya Nandangarh is one of the best-preserved Ashokan pillars and still stands in its original location.