Amy's AAC System Seemed to Be a Perfect Fit

Multiple Choice

Amy's AAC system seemed to be a perfect fit.She had the knowledge of the symbol system to produce original utterances.She managed the direct selection device with ease and she was able to use the system to address most breakdowns in communication.Yet,Amy did not use her system often to interact in class,in the cafeteria or on the playground.Amy's overall communicative competence using AAC was limited because of a lack of

A) Linguistic competence
B) Operational competence
C) Social competence
D) Strategic competence