A nurse is caring for a client who has paranoid schizophrenia and believes that they are being followed by FBI agents who are pretending to be psychiatric staff.Which of the following responses should the nurse make?

"What makes you think the staff is following you?”

"The psychiatric staff is not FBI. They are here to help you.”

"Why do you feel the staff is the FBI?”

"This must be very frightening for you. Let's talk more about it.”