A) China ✓
B) THE USA
C) Germany
D) Russia
- The Great Wall of China is the longest in the world and has a main-line length of 3,460 km (2,150 miles – nearly three times the length of Britain – plus 3,530 km (2,193 miles) of branches and spurs.
A) China ✓
B) THE USA
C) Germany
D) Russia