Why are enclaves or exclaves created? in a short paragraph, give an example to show you understand these two concepts.

In political geography, an enclave is a part of territory of a territorial jurisdiction that is completely surrounded by the territory of another jurisdiction.

An enclave is defined as a part of a country completely surrounded by another, and exclaves as a part of a country physically separated from the main part of it (excluding the islands).

using the bering strait was the best transportation system.

i do not know the question, but all of the above are correct; ///good luck;