Data from a Study with Baboons Exposed to Four Letter

Multiple Choice

Data from a study with baboons exposed to four letter word or non-word stimuli to see if they could learn to distinguish between words and random combinations of letters suggest that

A) they could use only S-R cues to discriminate.
B) they could use only S-R and S-S cues to discriminate.
C) they could use orthographic information to discriminate.
D) they could not discriminate above chance between words and non-words.