1.the internet
2 online catalogue (or less often card catalog) usually found on a PC and the front of the library
3 Author's name, title and call number
4 A number that indicates a books category and where to locate it in the library
5 the Dewey Decimal System on the library of Cosngress system
D.
I believe it is D because he is looking at the map and is confused on where to go, he finds it impossible to tell which way he should go.
Answer:
I think it's the last one
By prostesting against the war, your soul was saved, but there were still evil people who needed saving.
Explanation:
I'm sorry if this is wrong but hope this helps and have a good day. (UwU)