Answer:
Evaluating a source can help researchers find opinions by allowing them to determine the credibility and reliability of the source, and thus the opinions presented within it. By evaluating a source, researchers can assess the qualifications of the author, the publisher, and the sources used within the document. This allows researchers to determine if the source is trustworthy and unbiased or if it is potentially unreliable, biased or outdated.
Step-by-step explanation: