Question

A. Give one word/phrase for the following.
1. Bodies that give out light of their own
2. The human eye retains an image produced for a short period of time.
3. An eye defect caused by cloudy or opaque eye-lens.
4. A system which involves a pattern of raised dots used by the visually impaired to read.
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Answer 1

Answer:

1 - luminous

2 - don't ka

4 - don't know

Answer 2

John VJ of up utt TV jug gingham