Six-Year-Old Rohan Participated in a New Study, Designed to Be

Multiple Choice

Six-year-old Rohan participated in a new study, designed to be similar to the Wonnacott 2011 study. An artificial grammar was invented in which roi and des were both particles that followed animal words. During the learning phase, only roi appeared after the word elephant in a sentence. What will Rohan likely conclude?

A) The word elephant should only ever be followed by roi.
B) Either roi or des can legally follow the word elephant.
C) Roi can also follow other animal words, such as cat, mouse, or pig.
D) Roi should follow the word elephant, but des should follow other animal words.