In a public document, a writer might use a counter argument to?

He can use a counter-argument to present a fair and objective piece supporting his views.  He has to make sure that his views are accurate and have no hint of bias.  The stronger the facts in his work, the more valid his counter-argument becomes.

the question is the text structure of this passage is. a. chronological order. b. problem and solution. c. cause and effect. d. compare and contrast.