1 i believe the segwit protocol was implemented between 2017/2018

2 average size of a block is 1mb

3 yes, that is true
true

4. I don't know this one

5 because he is unknown (easy)

6 I don't know, I just joined

7 2015

8 😅😅

9 I think between the rang of 50-60 I can't remember the actual number

10 due to the way it was coded, making It unspendable

11 2007

12 yes of course

13 false (I think)

14 true

15 true