Decade of birth and cultural conflict when it comes to health care

Hye-seung is giving a speech on turtles, specifically on the need to protect the turtle population in the pacific ocean due to rising ocean temperatures. the general purpose of her speech is likely:

In order to accurately determine absolute time, you need to know which of the following?

Skeleton and keyword outlines are most appropriate for what speech style? extemporaneous impromptu manuscript memorized