D.The fight to uphold the Petition of Right led to the king's execution and the abolishment of the monarchy
Explanation:
The petition of right was a document written by the english parliment and sent to Charles I because of his bad desicions financially for the country, the petiton of rights demanded that rising taxes the crown took had to be approved by the parliment, also citizens had to be trialed fairly, Charles I signed and soon after was violated by the same King this eventually lead to his execution.
