聽獨白，回答問題。
1. What did John Horsley do?
A. A printer.
B. A salesman.
C. An artist.
2. How many Christmas cards were sold in London in 1843?
A. 100.
B. 1,000.
C. 1,100.
3. Which of the following is TRUE about the early Christmas cards?
A. They were coloured by machine.
B. They were sent with greetings.
C. They were not sold by printers.
