The tarasoff case led to the ruling that a therapist who learns that a client is threatening to harm someone must warn the intended victim of the client's threat physically detain the client break confidentiality and notify police or other authorities that the person is dangerous take steps to have the person committed

the answer your looking for is c. : )

chronological thinking is an indispensable tool to structure a historical narrative and to give meaning to a sequence of events. the final section presents the results of a survey to test the chronological thinking of lower secondary school students carried out by the educational research institute.