How did the printing press help spread Luther's Reformation Ideas?

it meant his ideas could be more widely spread and people did not have to rely on Galen and Hippocrates or The Church

The printing press help spread Luther's Reformation Ideas since it helped them to mass produce pamphlets so more people would get the idea that was being spread. It also helped them reach a wider area of Europe.

Explanation:

letter a is the answer

hello,

the steamboat is your answer.

it seems like its the only form of transportation on the choices.