Answer:
digital or electronic textbooks
enlarged print
descriptive videos
Explanation:
Any support that involves the use of the eye cannot be used by the teachers of the visually impaired. The options mentioned here digital or electronic, textbooks, enlarged print and descriptive videos all involve the use of the eye and so cannot be used.
The supports that can be used to teach the visually impaired are the ones which require the use of the other sense organs. They need to stimulate the skin and ears.
