Question

read the passage. then, select the text that best helps you understand the meaning of modality. the brain is a remarkably adaptable organ with an impressive capacity to reorganize its functions and pathways in response to experience. for instance, if a person becomes blind, the brains visual cortex - which no longer receives any visual information - can be recruited to process other sensory input, like touch and hearing. this recruitment process explains why deprivation in one modality has actually been found to enhance the others. similarly, a person who has suffered a permanent brain injury can often recover the ability to function normally: the brain can reallocate the processing power of healthy brain structures to compensate for the lost functionality in the damaged part of the brain. what is the meaning of modality as used in the passage? a main channel of sensation a brain structure that is dedicated to a specialized function a source of visual information a brain structure that has been
ewired\ for a new function

Explanation:

El texto menciona que la privación en una modalidad (por ejemplo, la vista) puede mejorar otras. Esto sugiere que una modalidad se refiere a un canal principal de sensación, ya que se está hablando de la pérdida o alteración de una forma específica de percibir el mundo a través de los sentidos.

Answer:

a. a main channel of sensation