Grace Drops Her Cup of Milk on the Floor and Looks

Grace drops her cup of milk on the floor and looks at her mother while saying, "MILK!" What is Grace expressing in terms of her language ability?

A) Grace is labeling her milk.
B) Grace is fast mapping the word for milk.
C) Grace is babbling, but it just sounds like the word milk.
D) Grace is using a holophrase that actually means, "Mom, I spilled my milk on the floor!"