What constitutes credible evidence in a persuasive text, and how do you evaluate it?

• A. Cross-checking information against multiple reliable sources is unnecessary if one source is highly respected.
• B. Sufficient, relevant data from reliable sources; assess authority, currency, and corroboration.
• C. Data from a single credible-sounding source is always sufficient.
• D. The length of the article determines credibility.

Answer: (B)