Respuesta :
The one purpose for providing additional resources at the end of an informational text is: c) to show that the author established claims by doing credible research.
Providing additional resource may also researchers in gathering data that may be related to the information text. This also sets the notion that as a researcher, we must put credible research sources in order to solidify a claim.
Answer:
I would say that it is c) to show that the author established claims by doing credible research
Explanation: