How did the invention of the printing press affect the catholic church's control over what books were published?

a. it reduced the church's control, since copies no longer had to be created by catholic monks.
b. it reduced the church's control, since most printing presses were located in the ottoman empire.
c. it expanded the church's control, since the inventor only permitted the press to be used for books approved by the pope.
d. it expanded the church's control, since the church owned most of the printing presses in europe.