Answer:
Volcanic Activity.
Explanation:
The Hawaiian Islands were formed by such a hot spot occurring in the middle of the Pacific Plate. While the hot spot itself is fixed, the plate is moving. So, as the plate moved over the hot spot, the string of islands that make up the Hawaiian Island chain were formed.
As someone who writes books, I'd normally use quotation marks, and the person is obviously talking, so the first one should be correct.
The purpose of a society's oral tradition is to teach us about important cultural values.
Hope this helps.