A wоmаn cаlled pоlice frоm а public phone and refused to identify herself. She told the police a suspect had shown her marijuana in his car and told her that in a few minutes he would be driving to a specified geographical area with the drugs. The informant provided investigators specific details about the suspect's vehicle and license plate number. The police followed up on the information given to them by the concerned citizen and located the vehicle. They stopped the vehicle, conducted a search, and found drugs in the car. The suspect was subsequently arrested.Which statement below best reflects the credibility of the informant and the legality of the police actions?