Answer:
The question that helps you find information to put in the "questions" category of a 3-column organizer is "How do they know . . . ?"
Step-by-step explanation:
Option b is the only question that can help to find information, in order to answer this question it is necessary to research about the topic, while the other three options are not based on reliable data, but in personal opinions and points of view as well as prior acquired information, they do not include the discovery of new information. Then the correct question is B