Which Speech-Perception Task Would Place the Greatest Demand on Short-Term

Multiple Choice

Which speech-perception task would place the greatest demand on short-term memory (working memory) ?

A) A task in which a subject in an fMRI scanner passively listens to repeating syllable stimuli that sometimes change acoustically
B) A task in which a subject is instructed to click on a computer image that matches a word they hear
C) A forced-choice identification task
D) An ABX discrimination task