A teacher of 12-18-month-old toddlers considers developmental milestones for the children. For a child born eleven weeks early with a low birth weight, the teacher should adjust the time to reach milestones by doing which of the following? A. subtracting eleven weeks from the child's birth date B. adding ten months to the child's birth date C. subtracting twice the number of weeks premature from the child's birth date D. subtracting three weeks from the child's birth date