Final answer:
Overt pay-for-play is called Payola in terrestrial broadcast radio. Payola refers to the practice of paying radio stations or DJs to play a certain song or artist. This practice is illegal under U.S. federal regulations.
Step-by-step explanation:
Overt pay-for-play is called Payola in terrestrial broadcast radio. Payola refers to the practice of paying radio stations or DJs to play a certain song or artist in order to promote it. This practice is illegal under U.S. federal regulations. However, online platforms are not subject to the same broadcasting regulations, so pay-for-play may not be illegal in that context.