A 9 year old presents for treatment immediately following a facial injury resulting in a fracture of a maxillary central incisor that involves the enamel only. The tooth tests negative to an electric pulp tester. This finding indicates that the tooth

should be observed and tested again at a later date.

has a root fracture and should be extracted.

is nonvital and endodontic therapy is indicated.

is nonvital and should be extracted.