Step 1: Concept
Asoka, the third Mauryan emperor, was known for his extensive use of rock edicts and pillar inscriptions to propagate Buddhist principles and administrative policies. These inscriptions provide valuable insights into the social, economic, and political conditions of ancient India.
Step 2: Meaning
The Rummindei inscription is a significant Asokan document that includes precise references to taxation. This inscription, found in Nepal, mentions the collection of taxes from various sources such as agricultural produce and other goods, indicating the administrative structure and economic policies during Asoka's reign.
Step 3: Analysis
The Sohgaura copper-plate inscription primarily deals with land grants and does not make a precise reference to taxation.
The Mahasthan inscription is known for its historical significance but lacks detailed references to taxation.
The Sahasram inscription, though important, does not provide specific details about the tax system.
The Rummindei inscription stands out as it explicitly mentions the collection of taxes from different sources. This precision in detailing the tax system underscores its importance and relevance to understanding Asokan administrative practices.
Step 4: Conclusion
Among the given options, only the Rummindei inscription provides a precise reference to taxation during Asoka's reign.
Final Answer: (B)