A is the answer.
Influence by environment effects how you do almost everything including your health procedure. No one makes decisions based only on facts obvious. And social media influence is why there is a market on social media.
The hormone level that will be checked will be human chorionic gonadotropin. This hormone shows if she is pregnant because it is released by the placenta in urine. Placenta can only be present if she is pregnant. Hope I helped. Good luck