Dr. Hawking used assistive technology to compensate for mobility and speech difficulties. Not only did he use a thumb switch and a blink-switch attached to his glasses to control his computer, but he was also able to communicate to audiences by squeezing his cheek muscles and blinking.
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Answer:
Dr. Hawking used assistive technology to compensate for mobility and speech difficulties. Not only did he use a thumb switch and a blink-switch attached to his glasses to control his computer, but he was also able to communicate to audiences by squeezing his cheek muscles and blinking.
Explanation:
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