Read the following passage carefully and give answer to the question nos. Stephen Hawking was born in 1942 in an educated family. He is considered the greatest physicist after Einstein. As his reputation as a scientist soared higher and higher, fate followed with less rewarding things. Stephen gradually started losing control over the muscles of his body as he gradually became a victim of Gehrig's diseases. Since the age of thirty, he has been confined to a wheelchair with no power to control his body except for some limited movement of his head and hands only. he can speak only through a computer with a voice synthesizer that converts his messages into sound. But such a tremendous physical handicap has not managed to dishearten of slow him down. Stephen is still relentless worker using his computer to carry out research work as well as deliver lectures. He lives with his wife and three daughters and he is provided with twenty-four hour nursing facilities by an American organization for his well-being.