Question

An elongated hyphen would make this sentence grammatically correct: On a hot summer day the little kids could only think of one way to cool off popsicles.

Which sentence demonstrates the correct use of an elongated hyphen?

On a hot summer day the little kids could only think of one way to cool off – popsicles.

On a hot summer – day the little kids could only think of one way to cool off popsicles.

On a hot summer day the little – kids could only think of one way to cool off popsicles.

On a hot summer day the little kids could only think of one – way to cool off popsicles.