Answer:
C
Explanation:
Declarations against interest are an exception to the rule on hearsay in which a person's statement may be used, where generally the content of the statement is so prejudicial to the person making it that he would not have made the statement unless he believed the statement was true.
And statements are usually made in court.
Statement Offered Against a Party That Wrongfully Caused the Declarant’s Unavailability. A statement offered against a party that wrongfully caused — or acquiesced in wrongfully causing — the declarant’s unavailability as a witness, and did so intending that result.
is exempted from testifying about the subject matter of the declarant’s statement because of the court rules