Question

Which of the following motor achievements, on average, occurs last? A. Rolls from back to side B. Rolls from side to back C. Sits up by himself or herself D. Grasps cube

Answer 1

The best answer for this question would be:

C. Sits up by himself or herself 

This is the best motor achievement because, the baby can finally be able to balance itself and its body after rolling from side to side. The structure of the bones are finally strong enough and stable.