As far as I know there isn't a way to directly heal one. You just gotta wait it out.
But a good way to make it not feel itchy is to put tiger balm on it, or you can use a bandaid!
Answer:
true
Explanation:
About 90 percent of nonmelanoma skin cancers are associated with exposure to ultraviolet radiation from the sun.
I think it’s B
Hope that helped XD