A breastfeeding mother expresses concern about whether her one-week-old newborn is getting enough milk. Which finding is a concrete indicator that the baby is getting enough milk?

The newborn stops exhibiting hunger cues.

The newborn suckles and appears to swallow while breastfeeding.

The newborn has six to eight wet diapers and several stools per day.

The newborn appears satiated and falls asleep while breastfeeding.