What Took Place During the Defenestration of Prague, Which in Turn

What took place during the Defenestration of Prague, which in turn helped lead to the outbreak of the Thirty Years' War?

A) Ferdinand began persecuting Catholics and expelled them from his lands.
B) The Spanish Empire increased the number of Inquisition courts in Bohemia.
C) Protestant deputies from the Estates of Bohemia attacked Catholics in Ferdinand's "regency council."
D) King Sigismund III successfully united Sweden and Poland.
E) The Spanish Habsburgs attacked Bohemia and forced Ferdinand to step down as king.