The nurse is assessing a toddler who is small in stature and seems mildly developmentally delayed. ...

The nurse is assessing a toddler who is small in stature and seems mildly developmentally delayed.
 
  His eyelid folds are short and his nose is flat. What do the toddler's characteristics suggest is the best advice the nurse can give this mother about a future pregnancy?
  A) Refrain from drinking alcohol three months before trying to get pregnant
  B) It's important to add iron and vitamin B supplements to your diet
  C) It would be good to stop smoking before getting pregnant
  D) It's important to keep insulin levels controlled during pregnancy