Answer:
Explanation: The answer is (a). It is not b because Latin was not in use among the common people but the language of the educated elite such as the clergy or the aristocracy. It is not c since the reformation was a movement in direct opposition to the Roman Catholic Church. it is not d since there is no evidence that Martin Luther used the printing press at time to produce his famous theses. However, history records that the spread of the reformation was greatly aided by the coming into being of the printing press.