The strategy of punishing non-Christians was known as the inquisition during the reign of King Ferdinand and Queen Isabella of Spain.
The Inquisition is the term that is used to denote the strong Catholic Church organization. This organization tasked with rooting out and punishing heresy across Europe and the Americas.
The Inquisition organization, that was begun in the 12th century and lasted hundreds of years, is known for its harsh tortures and persecution of Jews and Muslims.
During the reign of King Ferdinand and Queen Isabella of Spain, the inquisition was used to punish non-Christians.
Therefore, the correct option is d.
Learn more about the inquisition, refer to:
https://brainly.com/question/17537508
#SPJ2
