Even though they are separated by hundreds of miles, Gibraltar is a part of the United Kingdom. Which criteria describe the impact of boundaries on the exclave of Gibraltar?
I. Isolation from the U.K. increases patriotism and a sense of being British in Gibraltar.
II. Separation from the UK increases tension with neighboring country Spain.
III. The proximity to the Mediterranean promotes internationalism through trade.
IV. The distance from the homeland leads to devolution.