Aronson Got College Students to Use Condoms by Having Them

Aronson got college students to use condoms by having them do two things: videotaping a speech advocating the use of condoms and:

A) having them empathize with an AIDS victim.
B) informing them of the dangers of unsafe sex.
C) having them think about times they themselves did not use condoms.
D) having them watch the film with a student audience.