A nurse is assessing a 10-month-old infant. Which of the following findings should the nurse report to the provider?

The correct answer is Choice D.Choice A rationaleAt 10 months, infants are typically able to imitate simple sounds, including animal sounds. This is a normal developmental milestone.Choice B rationaleTurning pages in a book is a fine motor skill that develops later, around 12 months of age.Choice C rationaleBuilding a tower of three or four cubes is a skill that typically develops around 15-18 months of age.Choice D rationaleBy 10 months, infants should be able to sit steadily without support. Inability to do so may indicate a developmental delay.