Martin Luther, When Threatened with Expulsion from the Church for Espousing

Martin Luther, when threatened with expulsion from the Church for espousing his beliefs,

A) appealed directly to the Pope for intervention.
B) publicly exposed the threats being made toward him by Church leaders.
C) recanted his complaints about actions of the Church.
D) was finally excommunicated from the Church.
E) posted his Ninety-Five Theses on the chapel door at Wittenburg.