When lying on her stomach, Sonja has just begun raising her head and upper body on her arms.Sonja is probably

Question

Quizplus · Accepted Answer

This is because at two months old, babies are starting to develop head control and can lift their heads and upper bodies while lying on their stomachs. A newborn would not be able to lift their head and a two-week-old baby would only be beginning to develop the muscles and coordination necessary for this movement. A five-month-old baby would likely have already mastered this skill and be able to push themselves up into a crawling position.

When Lying on Her Stomach, Sonja Has Just Begun Raising