(A) 1960
(B) 1962
(C) 1963
(D) 1950
🧠 Explanation:
- The Pakistan-China border agreement was officially signed on **March 2, 1963**.
- This agreement demarcated the boundary between China’s Xinjiang region and Pakistan-administered Gilgit-Baltistan.
- It was a landmark moment in Pakistan-China relations, laying the foundation for future cooperation.
- Since the agreement was signed in 1963, the correct option is (C).