Answer: the antigens identify the foreign invader
3-6 months is how long you can keep it in for
1) Physiological need, such as needs for food, sleep, and air
2) Safety or the needs for security and protection
3) Belonging and love
4) Needs for self esteem and self respect
5) Needs concerning creative self growth, engendered from fulfillment of potential and meaning in life
They can surrender the baby at any Fire Station or Police Station.
They can place the baby for adoption.
They can release custody to the baby's grandparents as well.
A) For it does not require a life long commitment, and it is not C) because it can be any substance not just tobacco!
Thus your answer is A) gradually but completely withdrawing substances from use !
Have a happy life !
:D <span />