yahya date of birth 10 march 2020 yet the child is not talking. depend on his mood he says mmama ba'by / baba. but all other things r normal with him. he does acts on rhymes with action. he understands all wat we say. him to do something like get the bottle he gets the bottle. wn we says bye bye he does bye bye. but yet not talking like other kids do in his age his photos is attached. i m worried about him alot