单选题：阅读下列短文，回答题。Mr. White worked in an office. He had neither a

阅读下列短文，回答题。
Mr. White worked in an office. He had neither a wife nor children. And he lived in an old house alone. He liked nothing but drinking. He almost spent all his money on it. Sometimes he was hungry,because he even had no money to buy food. So he had to borrow some money from his workmates.
One evening he met a friend of his in the street. The man asked him to have dinner in a restaurant. He was very happy and drank a lot. When they left there at midnight, he could hardly stand. The friend had to stop a taxi and asked the diver to take him home. Soon they arrived at the door of his house. With the help of the driver he got out of the taxi.
"Thank you,sir," said Mr. White. "Now I can open the door myself. "
The taxi went away, but Mr. White couldn't put his key into the keyhole. He was trying to do it when a policeman came.
"Can I help you?" asked the policeman.
"Thank you , sir, " said Mr. White. "The house is circling now. If you can stop it moving, I can open the door myself. "
Sometimes he was hungry because__________. A．he spent all his money on drinks and had no money to buy food
B．he had no work
C．his boss didn't pay him any money
D．he was very poor