Child could be a late bloomer or have hearing problems, developmental problems or neurological problems
Migration is affected by various factors like age, sex, marital status, education, occupation, employment etc. People migrate to those places where they have better facilities of health services, educational services, transportation and communication and the life is easier.
A behavior goal you can use is by using motivation and courage to help you out
Answer: 1.Metric and 2. Demical
Hope it helps..