Question

in what way do think did printing help in the spread of these new ideas

Answer 1

every one can know anything through printing and know new things about the world

Answer 2

printing hepls us to keep something safe like a plane ticket you can keep with u a soft copy and hard copy oncase of loss of info.
it is portable i can take it anywere and take as much copies as you want by printing you can advertise some like a newspaper or an article
or if you want to sell some thing you can publish. it and if some info or rules and regulations of u want to give to 30 students instead of saying or present it you giv them copies of it.
it since that of u get some thing forget you can refer it if u have a print of it or to show some thing or some thing very hard to carry documents u can just take the print of it and can carry. it helps you everywhere.
Thnk you.