Which source is the most credible for research about animal rights, specifically the treatment of lab animals? a blog written by an anonymous animal-rights activist the website of a business that uses animals to test their products a segment from a weekly television news show an online article written by an owner of a lab that performs animal testing

Most probably the most credible source of these four options is the segment from the weekly TV show. They are obliged by law to listen to all participants involved, that is activists and lab owners. Also, they information has to come from a reliable source. Although the activist blog could be reliable, the fact that it is anonymous raised suspicions, and the information shared on the blog might not be true or reliable. The other two sources are completely biased.

A segment from a weekly television news show.

Explanation:

This is the most credible source for research about animal rights, specifically the treatment of lab animals. The first option does not describe a professional publication, and has the potential of being biased. The second and fourth option similarly describe situations in which bias is evident. Only the third option describes a source that is likely to be neutral.