The nurse is assessing a 10-month-old infant during a checkup. which developmental milestones would the nurse expect the infant to display? select all that apply.

1- Holding head erect
2- Sitting on a firm surface without support
5. Bearing majority of weight on legs

By the time the baby is ten months he should be able to support his own head, firmly sit and bear the weight of the body in their legs. Also they crawl and possibly walk using furniture as support.