Answer:
Analyze the author’s background to evaluate any potential bias.
Step-by-step explanation:
This is the best strategy for Jane to follow. It is always useful to analyze the authors' background when researching a particular topic, as this allows us to establish whether the authors are reliable sources. However, this is even more important in cases in which the author's opinions prove to be an anomaly. In these cases, it is likely that the author writes in this way because of bias.