What are the four famous gardens in China? A、Lingering ……

What are the four famous gardens in China?
 
A、Lingering Garden, Garden of the Master-of-the-Net, Summer palace and Imperial Mountain Summer Resort
B、Humble Administrator’s Garden, Garden of the Master-of-the-Net,,Summer palace and Imperial Mountain Summer Resort
C、Humble Administrator’s Garden,Lion Grave Garden, Beihai Park and Imperial Mountain Summer Resort
D、Humble Administrator’s Garden, Lingering Garden,Summer palace and Imperial Mountain Summer Resort .