Which sentence uses hyphens correctly? I ordered two sugar-coated-pies. The pie was sugar-coated. I ordered two sugar-coated pies. The ordered pie was sugar-coated.

Answer;

I ordered two sugar-coated pies

Explanation;

Hyphens has a variety of uses in grammar; For instance;

Hyphens are used to link words that function as a single adjective before a noun.

They are used with compound numbers, and to avoid confusion or awkward letter combinations.

They are also used with certain prefixes and suffixes and in certain special cases.

"I ordered two sugar-coated pies" represents a correct usage of a hyphen, although it should be noted that this is a bit of a subjective matter. It's up to the author.