Final answer:
Option A.
The superior colliculus is responsible for coordinating head and eye movements and aligning various sensory spatial perceptions, and is the correct answer (a) for the midbrain structure enabling visual localization despite damage to the visual cortex.
Step-by-step explanation:
The part of the brain responsible for coordinating head and eye movements when catching a ball is the superior colliculus. This structure, which is part of the midbrain tectum, is essential for aligning visual, auditory, and somatosensory spatial perceptions.
Even if the visual cortex is damaged and a person has no visual experience, the superior colliculus allows for some level of visual localization because it receives input from various sensory systems and is involved in initiating the necessary motor responses to orient the head and eyes towards a stimulus.
In the case presented in the question, where the visual cortex is damaged and there's no visual experience, the part of the midbrain that enables some form of visual localization is the superior colliculus.
Consequently, the correct option is a) Superior colliculus. Please mention this correct option in your final answer.