Knitting Bootie Sole (0-3 Months) - Step by Step

Knitting bootie bottom sole for a 0-3 month old baby (7-9 cm /  ...  in) I keep calling it YON (yarn over needle), whereas it's YB (yarn back) ⬇ ⬇ ⬇ ⬇ Easy booties for a 0-3 month old baby:  ...  For some reason the sound on row 8