C. From what I have read they come from the outdoors.
What you should do is apply gentle pressure to the baby's head as it delivers.
You should do this in order to make sure that the baby will come out slowly and in a controlled manner, without any complications to either the mother or the baby.
They can use scientific journals, presentations during meetings, or just directly towards the public.
Answer:
Psychiatrists
Explanation:
"Psychiatrists are licensed medical doctors who have completed psychiatric training. They can diagnose mental health conditions, prescribe and monitor medications and provide therapy"
Condoms reduce the risk of pregnancy as well as STDs. They are the only form of birth control that protects from STDs, currently.
Hope that helped you.