Answer: C.
Explanation: putting on gloves and properly changing them out while working with a certain food can prevent contamination. I hope I’m correct and this helps!
Well,if your health is bad it well mess you up in the future and you won't be able to do anything any more
Either mechanical or physical. I would say physical though.
I think it is c because primary research is original and from the certain time while secondary research is collected from others by research and stuff
