Do you know, what punctuation marks are? Punctuation marks are symbols that indicate the structure and organization of written language; as well as intonation and pauses to be observed when reading aloud. Full stop, comma, semicolon. question mark etc are punctuation marks.
The answer is III: a question.
A thesis statement is a statement, usually located at the middle or end of the first or introductory paragraph of an essay or research paper. It is a condensed summary of the main claim, controlling idea, and topic that the text addresses. Through support, evidence, and arguments, the rest of the paper is dedicated to elaborate upon the thesis statement.
Pretty sure it's B I don't remember the proper rules of commas and the word "and" but it's either A or B