The Trial of Charles I by the English Parliament Was

The trial of Charles I by the English Parliament was of grand significance because

A) The heart of the matter was whether the king was subject to the laws of Parliament and had broken them or whether a king who ruled by divine right could ever be charged by a subordinate body
B) It raised the issue of freedom of the press when newspapers, which had started to spring up during the English Civil War, were not permitted to cover the trial
C) The real issue was whether the Stuarts, as Scots, had the right to succeed to the English throne
D) The Reformation itself was at stake-the maintenance of Protestantism or the restoration of Catholicism