Is Jessica a Kid or a Teenager?

o the other day, my granddaughter posed this question, "Is Jessica a teenager or a kid? It isn't the first time a child has been confused about Aunt Jessica. It happened when my brother had a baby when Jessica was around 10. As the years passed, the baby grew then outgrew her cousin.  I knew that was what would eventually happen and it is already repeating itself now that my grandchildren are differenitating and Then my daughters started having kids aHowever, this never seemed to make a difference to my niece, and she remained loving and neutralse Johanna remained , , but remained devoted and kindJessica was Jessica as she   remarried and had another set ofNow that Jessica's sisters are having their own kids, this question kid or a .  and it 

Aunt Jessica and her niece and nephew