Answer: The details in a sentence or paragraph that can help you find the meaning of an unfamiliar word are B. context clues.
Step-by-step explanation: Context clues are words or phrases that function as hints as they help readers to infer the meaning of a word or phrase that is part of the same sentence or paragraph, but that is unknown. These hints may be found before the unknown word or after it. Moreover, there are different types of context clues: definition clues, synonym clues, antonym clues, general context clues and punctuation.