RM, a Patient with Balint's Syndrome, Reported Illusory Conjunctions

Multiple Choice

R.M., a patient with Balint's syndrome, reported illusory conjunctions

A) only if the two stimuli were presented for less than 1 second.
B) only if the two stimuli were presented for less than 2 seconds.
C) if he was told to attend only to the first stimulus.
D) even if he was presented the two stimuli for 10 seconds.