Which of the Following Was the Result Before the U

Which of the following was the result before the U.S.Supreme Court in Stern v.Marshall,the case in the text involving whether a counterclaim for tortuous interference with an expected gift,filed in response to a bankruptcy claim for defamation,was a core matter subject to the jurisdiction of the bankruptcy court; and,if so,whether conferring that authority on the bankruptcy court violated Article III of the U.S.Constitution?

A) The Court ruled that the tortuous interference counterclaim was a core proceeding but that the bankruptcy court lacked the constitutional authority to enter a final judgment on the claim.
B) The Court ruled that the tortuous interference counterclaim was a core proceeding and that the bankruptcy court had the constitutional authority to enter a final judgment on the claim.
C) The Court ruled that the tortuous interference counterclaim was not a core proceeding and that the bankruptcy court lacked the constitutional authority to enter a final judgment on the claim.
D) The Court ruled that the tortuous interference counterclaim was a core proceeding in part and that the bankruptcy court had the constitutional authority to enter a final judgment on portions of the claim.