In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

[EX Q]: Water is the only substance on earth that exists naturally in _ states .
[EX A]: three

[EX Q]: Goblins are a little larger, usually _ to three feet, but sometimes much larger or smaller.
[EX A]: one

[EX Q]: Most dolls have _ earrings to prevent greening.
[EX A]:
no