Select the words that are hyphenated correctly to complete the sentence.

The ________ cake, which Tori's grandmother has been making for years, has one ________ ingredient: love.

upside-down, extra special
upside-down, extra-special
upside down, extra-special
upside down, extra special

upside-down, extra-special

The correct words that are hyphenated correctly to complete the sentence are:

upside-down, extra-special