Answer:
D). The authors effectively use verifiable data and a quotation from an expert to support their claim.
Step-by-step explanation:
The authors are required to provide sufficient evidences while including a claim or argument in a literary work not only to substantiate the claim but also to enhance its credibility and objectivity.
As per the question, option D displays the statement that best assesses the evidence in the text as it reflects that the authors efficiently employ data that are verifiable which leads to validate their claim objectively and the use of a quotation from an expert functions to back(support) their claim and establish the reliability and significance of their point/claim among the readers. Therefore, such evidences would promote a strong and effective conclusion. Therefore, option D is the correct answer.