Which of the following does not enhance or ensure a website's authority or credibility?

A) Authorship or sources are clearly identifiable.
B) Clear statements disclose the purpose in posting the information, declare any potential conflicts of interest with the sponsors of the site, and include disclaimers.
C) Information on the website shows current or recent dates, the site is well organized, and the site provides multiple sources of data.
D) The presence of commercial advertisements demonstrate that companies trust the information on the site.

The major contributor to self-esteem is

A) self-denial.
B) social support from parents, peers, and teachers.
C) coordination of personal and social demands.
D) physical appearance.