One should avoid using the information on a site if a. the author is not well-known b. there are any advertisements on the site c. the information cannot be found in any other source d. the site has not been updated within the last two weeks

C is the correct option.

Explanation:

Website credibility is how believable the contents on a website are. It also means designing your website in a manner to make it appear trustworthy and knowledgeable. There are four types of credibility; Presumed, Reputed, Surface and Earned. There are other factors which also affect a website's credibility website design, not making your address and phone number visible, language and the wrong information are other reasons which make a website less credible.

affirmative action refers to the policies that take gender, race, or ethnicity into account in order to promote equal opportunity.

employers subject to title vii are prohibited from taking race or sex into account in any employment decisions. aa is a penalty for having any job group substantially statistically "underutilized" in any race or either sex. the employer must take steps to eliminate the underutilization, then stop, ending its aa efforts

the answer to fill in the blank in this question would be the word resource, it is defined as the money, material or people (since human resource is a very valuable good) that a company or a person has at disposition (meaning they can use the resource as they see fit), to be able to complete a task or achieve a goal.