D. Directions: Choose what resources material use to assess the credibility of the sources of information. Write only the letter of your answer. A. Authorship B. Up-To-Datedness and Relevance D. Purpose and Objectivity E. Links and References C. Accuracy 16. The author is considered expert about the subject matter. 17. The content and information are up-to-date and relevant. 18. The content is well-written and grammatically correct. 19. The author or publisher is not biased on covering any subject 20. References are mentioned by the author.​