In a study on facilitated communication, headphones were used to ask the communication-impaired person one question and the facilitator a different question (unbeknownst to the two parties)

Then the answers provided by the communication-impaired person with the help of the facilitator were examined. Findings indicated that the technique was
a. successful; the facilitators conveyed the answers of their partners and ignored the questions they themselves were asked.
b. a fraud; the facilitators were deliberately faking their answers.
c. ineffective; the facilitators answered the question they were asked but believed they were answering the question asked of the others.
d. ineffective; there were technical problems with the keyboard.

Answer: C