All of the following statements are true about natural outbound links, except:
A. Search engines consider links to a site as an endorsement of that site.
B. Search engines favor natural or organic outbound links that are relevant and fit naturally within a website's content.
C. Search engines infer that when a webmaster creates an external link to another website, he/she believes it has valuable content.
D. Links with the HTML attribute "nofollow" are seen as positive endorsements of a website.