Why did King George III reject the Olive Branch Petition?

Select the best answer from the choices provided.
A.
He read news in John Adams's letter that made him believe the petition was not a real attempt for peace.
B.
He was under stress from his advisers because of the British war with Russia.
C.
He believed the colonists had poisoned him by the paper the Olive Branch Petition was written on.
D.
He thought the French forced the colonists to write the petition and was angry with them.