User blog comment:Crazy sam10/CoDWiki News - June 02 2013/@comment-25496444-20130602123142/@comment-68.9.20.90-20130603075043

4+3=7 4-3=1 43-1=42 42 is the answer to life, the universe, and everything. C is the third letter of the alphabet, and D is the third.

Therefore, the question that the answer to life, the universe, and everything answers is contained within the seventh Call of Duty game.