The country situated directly north of Pakistan is

To the north of Pakistan lies China with which Pakistan shares a boundary in Gilgit Baltistan through the Karakoram Range. The famous Khunjerab Pass is the point of connection between the two countries. This border was formalized through the 1963 agreement and remains significant for trade cultural exchange and strategic cooperation. While Pakistan also shares borders with Afghanistan and India they are located to the west and east rather than directly north. Hence the correct country north of Pakistan is China which is option C.