(A) Pakistan-India
(B) Pakistan-Turkey
(C) Pakistan-China
(D) Pakistan-Afghanistan
🧠 Explanation:
- The Durand Line is the border between Pakistan and Afghanistan.
- It was established in 1893 as the boundary between British India and Afghanistan.
- The line remains a significant and sometimes disputed border in the region.
- It is not related to the borders between Pakistan and India, Turkey, or China.