Which sources are reliable? check all that apply.

an article discussing mineral resources written by the united states geological survey

a blog discussing sources of alternate energy written by a high school student

an advertisement for guided hikes and tours in camping magazine

a study describing clinical trials of a new medication in the journal of medicinal chemistry

an entry about common uses of metals in an encyclopedia that can be edited by the general public

An article discussing mineral resources written by the United States Geological Survey.

A study describing clinical trials of a new medication in the Journal of Medicinal Chemistry.

Explanation:

A reliable source can be define as the source of information which can be used for the purpose of research. The reliable source should be thorough, well reasoned and must be supported by the evidences. It can be based on experimental trials and outcomes of the previous research. It can be proved by the authentic organization and institution.

The following are the examples of reliable sources:

An article discussing mineral resources written by the United States Geological Survey.: This is the authentic reliable source as the information is provided by recognized survey organization.

A study describing clinical trials of a new medication in the Journal of Medicinal Chemistry.: This is reliable source because the information is provided on the basis of the clinical trials the results of which will be reliable as in journals only the reliable information is presented.

what is the question here. i think you messed up.