The central idea is the same as the main idea. Most of the time, the main idea is mentioned in the Title. Without reading the essay, I do not know what the central/main idea is.
Answer:
I will immediately inform the authorities in my location about the impending volcanic activity I have noticed so that I together with the other people living near me could evacuate the place before fatal incidents occur.
The stump of the candle was lit by Lena
1. simile an indirect comparison between two things using “like” or “as”
2. oxymoron combination of two words that seem to be contradictory
3. anaphora repetition of a word or phrase at the start of a series of clauses
4. personification the use of human characteristics to describe ideas or inanimate objects
5. paradox longer phrase or paragraph describing a seeming contradiction