Correct answer

Question

the answer is 2 , because it says " even values " :
+=2
0
2
4
....
20

Answer 1

This should be in comments section, not the discuss forums. Comments are on the lower left part of the slides, discuss forums are on the upper right.

P.S. COOKIES OMG

Answer 2

Yes the stale kind.

Answer 3

Umm.... Cool?