Lakes and rivers. Amazon River. Hope this helps :)
<span>The purpose of the work.A summary of its content.Information about the author(s)For what type of audience the work is written.Its relevance to the topic.Any special or unique features about the material.<span>Research methodologe </span></span>
Answer:
it B ok hmm
Explanation:
oh A research study conducted by the Mayo Clinic would present the most bias-free information. Information in a formal study would be based on results from individuals who were part of the study.
UwU