Write a question about the following article.

He 'd heard about this phenomenon known as a firefly , and Mommy and Daddy were about to introduce him to some . Alas , once we got outside , none of the creatures could be spotted , but , in those moments , we fully experienced the anticipation of introducing our son to some of the wonders of this life . That 's what makes parenting worthwhile .

Question:
What may be the reason they were n't seeing fireflies ?
Pick your answer from:
[A]. They did n't want to be stepped on .
[B]. None of the above choices .
[C]. It was n't the season for them .
[D]. They did n't want to go in a jar .