Mona Lisa

　　Mona Lisa is a 16th­century portrait painted by Leonardo da Vinci during the Italian Renaissance，which now is under the care of Louvre in Paris.1. But who is the heroine and what is the story behind the mysterious(神秘的) smile?

　　The identity(身份) of the person in the picture remains uncertain.2. Others say it is possible that she was Mona Lisa Gherardini，the third wife of the wealthy silk merchant Francesco.

　　The smile of Mona Lisa has kept people guessing.Someone says that the smile originated(起源于) from Leonardo da Vinci's mother，Caterina.Others say the smile is quite simple because women were taught to smile so as to add an air of mystery and elegance(优雅) at that time.3. It can be found in a number of sculptures(雕塑) from the 15th century.

　　No one knows the truth behind this famous painting except Leonardo da Vinci himself，but people are so fond of it and would enjoy guessing.

　　In fact，there are many fine art forms in western countries and China as well.4. Now let's step into this module to learn more about them.

根据短文内容，从A～D中选出能填入空白处的最佳选项

A．It is perhaps the most famous painting in the world.

B．It's these fine arts and pop arts that make our life colourful.

C．Some researchers say that she was the widowed Duchess of Milan.