Choose the correct answer to the question from the options that follow it. A research paper should always be:

Explanation: A research paper aims to present well-supported arguments and findings based on facts, so it should be: 1. Formal: The language should be professional and free from slang or overly casual expressions. 2. Well-researched: It should be based on credible sources and evidence. 3. Focused on presenting factual information: The primary goal is to inform the reader with accurate data, supported by references and citations. Thus, Option B is the most accurate answer because it reflects the key characteristics of a research paper.