If research reveals that company has a large number of unresolved complaints and poor business rating whch external source did you most likely use during this research?

The external source most likely used during this research is online review platforms, such as google Reviews, Yelp, or Trustpilot. These platforms aggregate customer feedback and ratings, providing insights into unresolved complaints and overall business performance. Additionally, industry-specific complaint databases or consumer protection websites may also have been consulted to gather further information on the company's reputation.