A nautical mile is based on the circumference of the earth.
The correct option is C- Ethnic enclaves. Many prerequisites probably generate ethnic enclaves. Portes and Rumbaut 2014 explains that ethnic enclaves may additionally appear when organizations of migrants are numerically large, when there is a concentration of capital, and when there is a giant surplus of migrant labor.
<h3>What is considered an ethnic enclave?</h3>
In sociology, an ethnic enclave is a geographic place with high ethnic concentration, characteristic cultural identity, and financial activity. The time period is usually used to refer to both a residential location or a workspace with a high awareness of ethnic firms.
Learn more about chain migration here:
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