As you conduct your research, whether pre- or post-experimentation, it is imperative that you use reliable sources. As you choose reference articles and other print resources, ALL BUT ONE criteria will help you determine their reliability
Responses

A The information is relatively recent: published in the last several years.The information is relatively recent: published in the last several years.

B The author(s) are well known in your field of scientific investigation.The author(s) are well known in your field of scientific investigation.

C The information comes from an unbiased source.The information comes from an unbiased source.

D The information is verifiable: it is confirmed by other sources.The information is verifiable: it is confirmed by other sources.

edit: its was b for those who needed it :')