Research papers can be classified into various types based on their purpose, methodology, and scope. Some common types include:Argumentative research papers present a clear thesis statement and provide evidence to support or refute it.Analytical research papers examine a topic in detail, often breaking it down into smaller components for analysis.Expository research papers explain or describe a topic, providing factual information and relevant details.Survey research papers collect data from a specific population to analyze trends, opinions, or behaviors.