Carbon Monoxide hinders the body's ability to absorb needed amounts of oxygen.
Trust you as a practitioner, be open and honest about their emotional and physical well being, have faith in you and know that they are in a safe environment, confide in you anything they do not want their families, friends, partners to know about but which is important to their well being and the baby's.
The correct answer to this should be a, to comply with the new rules while still encouraging cigarette purchases via visual exposure.
let me know if you have any further questions
:)