RC Cola Put Together a 25-Market Tour That Included Radio

RC Cola put together a 25-market tour that included radio tie-ins,whitewater rafting,and skydiving to introduce its new Edge Maximum Power.(RC's Maximum Edge Power is targeted to teens and contains ginseng,taurine,and caffeine.) This is an example of which public relations tool?

A) product placement
B) event placement
C) consumer education
D) crisis management
E) event sponsorship