Which of these is an example of a definitional boundary dispute? A. countries disagreeing about the exact location of the boundary line between them because they cannot locate features specified on maps

B. countries disagreeing about who is responsible for maintaining the enormous wall on their border

C. countries disagreeing about fishing rights in the ocean that separates them and is on their border

D. countries disagreeing about the right to valuable natural resources such as gas reserves that are found on the boundary

E. countries disagreeing about a treaty that indicates a mountain range as their border but does not specify whether this is a line connecting mountain peaks or one that follows their base