The correct answer is B. The mother replied, “No, he just liked to run barefoot.”
Explanation:
In grammar, the period (. is a punctuation mark is used for multiple purposes including in abbreviation, numbers or ellipsis, but it is more commonly used at the end of sentences to mark different ideas in a paragraph or at the end of a paragraph or text to mark the end of it, in this case, the period should be placed at the end of the last sentence, except if the sentence ends with quotation marks or parentheses case in which the period or full stop goes after the parentheses or quotation mark, also, in the case of question or exclamation mark the period is omitted. Considering this, the correct way to punctuate the end of the sentence is "The mother replied, “No, he just liked to run barefoot.” because the period has been placed before the quotation mark, which is correct according to the rules of grammar.
