【单选题】

According to the passage, which of the following cases of perception would a synesthete be most unlikely to have

A、The musical note F, when heard by the synesthete, appears as a reddish shade of rust.
B、The synesthete occasionally tastes the numeral "3" as sour, and occasionally as sweet.
C、The word "mellifluous", when heard by the synesthete, triggers neither auditory or chromatic associations.
D、The number 3, when the synesthete imagines it, sounds like a bell in his imagination.
E、Without exception, the synesthete experiences an acidic taste when he sees a circle.