Concept:
The Five Principles of Peaceful Coexistence, known as Panchsheel, served as the bedrock of early Sino-Indian diplomatic relations during the post-colonial era.
Detailed Step-by-Step Analysis:
• On 29 April 1954, Indian Prime Minister Jawaharlal Nehru and Chinese Premier Zhou Enlai signed the Panchsheel (Five Principles of Peaceful Coexistence) Agreement.
• The five core principles included mutual respect for territorial integrity, non-aggression, non-interference in internal affairs, equality and mutual benefit, and peaceful coexistence.
Therefore, option (B) is the correct answer.