This social milestone is established by age of ___________: (A) 1 month, (B) 2 months, (C) 3 months, (D) 4 months
Answer is B. Babies establish a smile on social contact by 2 months. Also done at 2 months Head sustained in a plane of the body on ventral suspension Follows moving object by 180 degrees Smiles on social contact Listen to voices and coos Ref : Nelson 20th edition pg no : 67