The nurse assesses a 7-month-old infant's growth and development. Which behavior should the nurse consider unusual? 1. Drinking from a cup and spilling little of the liquid. 2. Raising the chest and...

The nurse assesses a 7-month-old infant's growth and development. Which behavior should the nurse consider unusual?

1. Drinking from a cup and spilling little of the liquid.

2. Raising the chest and upper abdomen off the bed with the hands.

3. Imitating sounds that the nurse makes.

4. Crying loudly in protest when the mother leaves the room.