The answer is ; D- It is a pronoun that introduces subordinate clauses and refers back to the noun or pronoun that the clause modifies.
I believe writing it from a children's perspective is effective. The children don't have any prejudices and concerns like the adults do. Because of this, they are okay with becoming friends even though they have differences. They give an unbiased insight to the reader about what was happening on the land and on the island.
Explanation: EDJ. I wanted an answer that wasn't the exact same as the sample. This is just in different words so it doesn't look like you googled the answer LOL