Answer:
I'm not too sure what the Johari Window is, but I'm going to guess it's D, because she's doesn't know, so it's unknown to her. Sorry if that's wrong
Answer:
Mainly technological advancements.
Explanation:
Mr.Avery said "It was written on the Rosetta Stone that when children disobeyed their parents, smoked cigarettes and made war on each other, the seasons would change".
This sentence was in the first paragraph on page 1 of chapter 8.