The best answer would probably be a major in Psychology.
english, literature, or business
i want to know somthing about the tafe about Australia my major is nuesing
You should major in nutrition classes. If not, the next best thing would be a health & human development class.
you chose its your life.
Wanting to be a nerosurgeon is good but you have to be very very competitive and you have to major in science maths and english,
Someone should become a nurse because they want to. Nobody should become a nurse if they do not want to.
You should not become pagan if you want to go to heaven for eternity.
Psychology
It depends on what kind of tour you want to guide. Most likely an Arts degree, for example in history or in fine arts, or possibly in geography; the courses will depend on what you want to do personally.
I would start by consulting a dermatologist.
If you want to be a dermatologist you have to go to dermatology school.