Final answer:
The sentence that represents third-person narration is option B.
Step-by-step explanation:
In the given options, the sentence that represents third-person narration is option B. 'She asked the teacher to help her figure out a math problem.' Third-person narration is when the narrator refers to characters using pronouns such as 'he,' 'she,' 'it,' or 'they,' rather than referring to themselves ('I') or to the reader directly ('you'). In this sentence, the narrator uses the pronoun 'she,' making it an example of third-person narration.
Learn more about Third-Person Narration