According to the data given in the table, nearly 25 percent of the population was under the age of 18. Thus, the correct answer is B.
Population is refers as number of people living in an area. The people living in particular place refers as residents or citizens.
The percent of the population under the age of 18 was nearly 25 percent, given in the table.
Therefore, option B nearly 25 percent is the appropriate answer.
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