readers of popular magazines are generally unable to accurately assess their own understanding of complex scientific issues popular magazines cannot stay in business unless they regularly publish stories that their readers find interesting editors of popular magazines generally do not approve stories about issues that cannot be well understood by those magazines' readers highly complex and counterintuitive theories are increasingly common in almost all branches of science
Some scientific issues are so complex and counterintuitive that they cannot be well understood by readers of popular magazines. Nonetheless, stories about these difficult scientific issues are frequently the ones that these readers would find most fascinating. Unfortunately, this means that some of the scientific stories that would be most interesting to readers are usually not covered in popular magazines since__.
The conclusion of the argument is strongly supported if which one of the following completes the passage?