Those are called "creation myths". They show us how everything, not only earth, was created, and what the gods had to endure in order to do so.
The types of citations which are often used across all citation styles are:
(D) in-text and after-text
When using information from another source, the writer must make an in-text citation right after the information such as a quote has been used. A more detailed citation is made at the end of the text.
B. <span>though its roots are germanic, english also includes many words derived from latin and greek. </span>
in the prologue he describes her as "promiscuous".
hope this helps :)