Perspiration & respiration I believe
Never feel cold again, yet if you don’t sweat you can’t burn calories as easy.
Health services are public services that provide medical care
The best answer would be B because, for instance, if someone is bothering you and you tell the teacher, you say how you feel if you don't know, it just wouldn't make sense. You get what I am trying to say right?
I hope this helps:)
