The correct answer is D. The Rake's Progress. It is not a ballet, but an opera. The libretto was written by the famous modernist poet W. H. Auden, and it had its premiere in 1951. To this day, it has been considered one of the ultimate masterpieces of the 20th-century opera, just like Stravinsky's ballets are landmarks in their genre.
The transition word is “even though.”
It is used to show that family camping is less popular than hotels, although cheaper.
Like i said, the transition is used to show contrast and tell something.
C. Eturia
The Etruscans lived in an area of Italy called Eturia