Jonah Is a 6-Month-Old Baby Who Says Ma-Ma-Ma-Ma All the Time

Jonah is a 6-month-old baby who says ma-ma-ma-ma all the time. What can we conclude about Jonah's language ability?

A) Jonah is an early developing infant and is saying ma-ma-ma-ma in reference to his mother.
B) Jonah is babbling and the sounds he makes are consistent with his native language only.
C) Jonah is babbling and making sounds like any other infant in the world without actually referring to his mother.
D) Jonah is demonstrating a holophrase for the word mama.