Answer:
Private health care.
Explanation:
There are numerous benefits when it comes to private health facilities.
One of them would be no waiting, as not everybody can afford it, so those facilities are not usually crowded. Automatically, a person would save up time by giving up a certain amount of money. Private rooms, which are aesthetically prettier, not necessarily cleaner. One of the benefits as well is the fact that dental health is covered. Those are only some of the benefits. Private treating can be pricey, as clinics put up a lot of money in order to make fancy facilities, and pay high end doctors.
The bodies first line of defense would be: A
Ones from that would be "tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils." - https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjAzoTz5sLT... ( Some extra info c: )
A or C (i hope i helped and got it right im not the best at this T^T)
