A widespread problem that Ishmael Beah attempts to reveal in his memoir A Long Way Gone is the use of children and teenagers as soldiers in armed conflict. Option C is correct.
Long Way Gone: Memoirs of a Boy Soldier (2007) is a memoir written by Ishmael Beah, who is from Sierra Leone. The story is a firsthand account of Beah's time as a child soldier during the civil war in Sierra Leone (1990s). After being separeted from his family, he wandered the war-filled country and was forced to join an army unit who brainwashed him into using guns and drugs.