Which of the Following Statement(s)about Crawford V Washington (2004)is/are Correct

Which of the following statement(s) about Crawford v Washington (2004) is/are correct?

A) Some hearsay evidence, that which contains "testimonial" statements is inadmissible in a criminal prosecution if the original declarant is unavailable to testify.
B) With this decision, the court unraveled many years of judicial precedents that justified many of the exceptions on the basis of trustworthiness and reliability.
C) In the years since the Crawford decision, many federal and state cases have been decided and many of the decision have conflicted with each other.
D) All of the preceding are correct.