Which may not be the cause of the British Civil War？

A.Charles I made a public commitment at the beginning of his reign to rule by law and protect the Protestant establishment, but he soon proved otherwise.

B.Charles I attempted to impose a new, Arminian prayer book upon both England and Scotland.

C.French Catholic princess Henrietta Maria was allowed to practice her religion openly and freely.

D.In 1629, Charles I dismissed Parliament again, resolved to rule alone and started his “Eleven Year Tyranny”.

正确答案：Charles I made a public commitment at the beginning of his reign to rule by law and protect the Protestant establishment, but he soon proved otherwise.