Question: Who do you play as in modern warfare 2?
Disambiguated questions and answers: question: Who from the 141 do you play as in modern warfare 2?
Who from the Army Rangers do you play as in modern warfare 2?
Which Captain do you play as in modern warfare 2?
answer: Sergeant Gary "Roach" Sanderson
Private James Ramirez
Captain MacTavish
Natural Questions answer: a soldier (from the Wikipedia article "Call of Duty: Modern Warfare 2")