When Rico turned on his TV at 3:00 this morning, he thought he'd stumbled onto a new talk show. But soon he realized that the "host" and "guest" were discussing only one topic: Super G Vitamins. The "guest" talked for almost 30 minutes about how the many benefits the vitamins offered, and frequently mentioned a 1-800 number where they could be ordered. Rico was most likely watching a(n) ________ .
a. infomercial
b. advocacy advertisement
c. advergame
d. podcast
Answer: a. infomercial