How Did Henry II's Six-Year Conflict with His Archbishop, Thomas

How did Henry II's six-year conflict with his archbishop, Thomas Becket, over whether churchmen were to submit to royal courts end?

A) Henry was forced to back down and allow religious courts to adjudicate in disputes involving the clergy.
B) Henry forced Becket into exile in France.
C) Henry's henchmen murdered Becket in his cathedral.
D) Henry forced Becket to back down and relinquish control of ecclesiastical courts.