Pediatrics Developmental examination should be further evaluated in child of 12 wks if he – A Does not vocalize. B Does not babble. C Does not change bright red ring from one hand to other even if given in hand. D Does not hold head at 90deg. 💡 Explanation Developmental examination should be further evaluated in child of 12 wks if he - ✓ Correct Answer: D. Does not hold head at 90deg.