Which revision eliminates the confusing pronoun in this sentence? christopher told me that his father was a police officer when he was in seventh grade. christopher told myself that his father was a police officer when he was in seventh grade. when he was in seventh grade, christopher told me that his father was a police officer. christopher told me that christopher's father was a police officer when he was in seventh grade. when his father was a police officer, christopher told me he was in seventh grade.