Which sentence is punctuated correctly?
A.
Thomas Gainsborough, an eighteenth-century artist, painted the landscape "The Watering Place."
B.
The 1980 book "Cosmos" is one of the best-known works by the astronomer Carl Sagan.
C.
George Gershwin composed the music for the 1935 opera "Porgy and Bess."
D.
Many people love the book The Little Prince, written by Antoine de Saint-Exupéry in 1943.