Answer:
Literacy, affordable
Explanation:
The increased use of books helped people to be more literate, and because there was more books, they weren't as "rare" and were therefore more common and cost less money.
A is the answer
mujhe iska answer nahin aata hai maaf kar do
Answer:0.32
Explanation: =
C2π=22π≈0.31831in
D is the answer