Robbins and McKone Questioned Whether the Improvements in Recognition of Non-Face

Robbins and McKone questioned whether the improvements in recognition of non-face stimuli with training reflected the development of configural processing, because:

A) They found no Composite Dog Effect in dog experts
B) They found no inversion effect on houses, after training
C) They found no increase in BOLD activity on textures, after training
D) They found no increase in BOLD activity on houses, after training