Help guys I cant fail this again I just want a correct answer so if u are not sure please dont answer and please put an explanation with it.​

What role did imperialism play in world war 2

Which option best describes how the printing press transformed european society? (a) prior to the printing press, the catholic church hand-copied texts and disseminated them to peasants. (b) prior to the printing press, the church of england did not allow peasants to learn to read. (c) prior to the printing press, the orthodox church recited luther’s “95 theses” aloud to peasants. (d) prior to the printing press, knowledge was reserved primarily for nobles and clergy.

Which of the following was probably the most difficult challenge facing construction of the railroad?