It will be first one possibly
D: I have eaten fried pickles at home, at a restaurant, and at a picnic.
Explanation:
1) Coral reefs are underwater ecosystems which are formed of colonies of Coral Polyps, a Famous and well-known Coral Reef is the Great Barrier Reef, which is located off the coast of Queensland, Australia.
2) A couple of threats to the world's oceans include, Plastic Pollution, Global Warming and Acidification.
Hope this helps
"Once upon a time there was a wicked sprite, indeed he was the most mischievous of all sprites." explanation: wicked and mischievous are both adjectives the author uses to describe the character.