This story takes place in an island called Hikueru Island,which is located in the French Polynesia. This story is set way back in history, when tribes roamed <span>in the islands, before the traders and commissioners ever set foot into the South Seas. </span>
It's an adjective; "The smallest puppy" is the subject of the sentence as the rest of the sentence describes it. Of course the subject cannot just be "puppy" so it must include "The smallest" as well. Since smallest is an adjective (A word that describes something else,) that answer is Adjective.
The metric system has a lot of smaller more precise measurements than us in the US.
https://www.sparknotes.com/lit/flies/section12/
