It has two front chainrings and ten cogs in the rear. A 3x9 has three front chainrings and nine cogs in the rear. Although bikes used to have all types of drivetrains with 5, 6, 7, or other numbers of rear cogs, were going to start our discussion with 9-speed systems.
Neil Sedaka has a long and distinguished career as a pop singer, songwriter, and pianist. His many hits include Breaking Up Is Hard To Do (1962, 1975 slower remake), Laughter In The Rain (1975), and Bad Blood (1975).
In this case, the album leads off with King versions of the 1962 hits Breaking Up Is Hard to Do (written by Neil Sedaka and Howard Greenfield and turned into a hit by Sedaka) and Crying in the Rain (written by King and Greenfield and turned into a hit by the Everly Brothers).