What are 3 factors that determine the usefulness of a resource.?

The usefulness of a resource is determined by its relevance to the intended purpose, its availability and accessibility, and its reliability or credibility. Relevance ensures that the resource addresses the specific needs of the user, while availability affects how easily it can be obtained. Reliability speaks to the accuracy and trustworthiness of the information provided. Together, these factors influence how effectively a resource can support decision-making or problem-solving.