Walls and fences are everywhere in the world.Where were these pictures taken?
(A) 1 = Belfast, 2 = Tijuana, 3 = Paju
(B) 1 = Paju, 2 = Tijuana, 3 = Belfast
(C) 1 = Paju, 2 = Belfast, 3 = Tijuana
(D) 1 = Tijuana, 2 = Paju, 3 = Belfast