Question

You have been assigned to write an essay about a soldier's experiences in Iraq. Which of these would be the most credible and relevant source?
A) an analysis of the reasons for the conflict in Iraq
B) a speech from one legislator opposed to the war, telling why the war was worthwhile
C) a book which examines the Iraq war in the context of American history
D) a series of firsthand accounts of soldiers recollecting their tours of duty