The answer is Its.
Theirs/their pertains to more than one person belonging to items.
It's is a contraction form of "it is".
The figure of speech used in the lines from sonnet 10 might be personification, in this case, of the word Death. It might be said that personification is the figure of speech in which something nonhuman is given human characteristics. So the "Death" is firstly, personified by introducing it in capital letters, which means it is used as a name, a proper name. then it is given human characteristics, like "proud" "mighty" and "dreadful"
Answer:
Annie is smart. She is also stubborn and was once a troublemaker. She has overcome hard times and has made many friends at the school. Annie is a kind and caring teacher to the younger students at the school.
Explanation:
I write down the answers to all my classes and this was the sample response.