A king often felt unhappy and he asked a clever old man how he could be happy. "That's very easy," said the old man. "You just need to put on a happy man's shirt and you'll be happy." The king believed the old man and began to look for a happy man. He visited many countries and met kings, professors  and others. But they all said they were not happy. One day he saw a poor farmer working in the field. The farmer was singing all the time and looked very happy. The king came up to him and asked, "Are you happy, my good man?" "Yes, quite happy," the farmer answered. "Can you sell me your shirt?" asked the king. "My shirt?" the farmer answered in surprise. "But I don't have a shirt. In fact, I never have one." ,. Which of the following is TRUE?
The king always felt happy. The clever old man began to look for a happy man. The poor farmer had only one shirt. The farmer didn't sell any shirt to the king.