Answer:
By examining the authenticity of the author's statements .
Explanation:
Effective analysis is of utmost significance to not fall prey to the persuasive appeals of the author and to do this it is crucial to test the authenticity of the author's ideas. A cross-examination of the sources used by the author would give a fair idea of the true worth of his speech. The test of his reason and logic is also important before determining the remarks about his work. Thus, analysis and examination are always vital for readers prior to conclusion. It would help them prevent gaining false idea or information.