What was a challenge for the Europeans who attempted to create the first printing press

The challenge was getting it approve and the cost of ink at that time

Explanation:

The printing press had dramatic effects on European civilization. Its immediate effect was that it spread information quickly and accurately. This helped create a wider literate reading public.

Explanation:

Before the printing press they had to write letters and books by hand and by creating the printing press it aloud literature to spread very quickly world wide

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.