In the Ground-Breaking Experiment of Myers and Sperry on the Learning

In the ground-breaking experiment of Myers and Sperry on the learning of a visual discrimination by split-brain cats,when the eye patch was shifted to the other eye,the performance of all cats

A) in the experiment fell to 50% correct.
B) with transected corpus callosums fell to 50% correct.
C) with both their optic chiasms and their corpus callosums transected fell to 50% correct.
D) with transected optic chiasms fell to 50% correct.
E) with both their optic chiasms and their corpus callosums transected fell to zero correct.