Answer: Naturalization is a process by which an individual who is a citizen of a country becomes a citizen of another country.
Explanation:
Naturalization is known to be the act by which a foreign citizen becomes the citizen of another country. It can be applied for and approved by legal authorities. Hence, certain requirement has to be met in order to become a citizen. For example: the individual must be 18 years of age or above and he or she must have been residing in the country for a specified number of years and so on.