Of the following, which is the primary benefit of conducting online research? low cost, access to information, or accuracy of information like-minded opinions?

The primary benefit of conducting online research is the "access to information". The World Wide Web is a powerful tool to conduct almost any kind of research, as it contains almost 60 billions webpages registered on Google for january 2019 which can be accessed for information. This benefit surpasses the possible low cost and accuracy of information, since the cost depends on the available internet resources and the accuracy of information varies among the webpages that could checked for the research.

d: social contract theory