With no explanation, label text_A→text_B with either "DON'T KNOW", "NO" or "YES".
text_A: In cerebral achromatopsia, a person perceives apparent colors even though the eyes cannot distinguish them. Most sources consider this to be true color blindness, even though the individuals with the condition insist that they see colors. It is a form of visual agnosia.
text_B: Would a pathologist examining a deceased person's eye tissue be able to determine that they had a defect of color vision?
YES.