Write a multi-choice question for the following article, with the given choices and answer: Article: A Deaf Person's Joke Something was wrong with Jack's ears after he was much better from a serious illness. Several months later he went to a doctor. The doctor told him that he was deaf of both ears. Jack was sad. He was afraid to lose his work. So he did not like people to know this. One evening he asked some friends to dinner. While they were sitting at the table, one of his friends told an interesting joke. Everyone laughed and Jack laughed louder than anyone else. He said, "That was a very interesting joke, but I know a more interesting one. Would you like to hear it?" All his friends said OK to him, so Jack began to tell his joke. All his friends were listening to him with smiles. When the joke ended, everyone laughed louder than before and Jack laughed happily, too. He was very glad because he thought that his must be more interesting than his friend's. But he didn't know that he had made a fool of himself(;) because his joke was the same as the first one. Options: A He was afraid to lose his work. B He was afraid of his friends. C He didn't want to lose his face. D He was afraid that his wife would leave him. Answer: A He was afraid to lose his work. Question:
Why did Jack not like people to know he was deaf?