People who cannot hear: Hearing aids People who cannot see: A
A
Braille maps
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B
Sign language
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C
Wheel chair
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D
Stairs
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Solution
The correct option is A Braille maps The hearing aids are the devices worn on the ear. It collects the sounds of the surroundings and increases their volume to ease the hearing for the person suffering with hearing disability. Braille maps are used by blind people that uses a combination of raised dots to spell letters and numbers.