Which statement best establishes a claim, making an argument that can be supported with evidence from outside media sources?
A) Some think that cigarette commercials have no real effect on children.
B) When I saw a cigarette commercial as a kid, I thought smoking looked cool.
C) Studies have been done on the effect that cigarette commercials have on children.
D) Cigarette commercials have been shown to induce more children and teenagers to start smoking.