Question

which sentence is punctuated correctly?
charles dickens was a british author who wrote oliver twist, david copperfield, and great expectations.
charles dickens was a british author who wrote oliver twist, david copperfield, and great expectations.
charles dickens was a british author who wrote oliver twist, david copperfield and great expectations.
charles dickens was a british author who wrote oliver twist david copperfield and great expectations.

Explanation:

En una lista de elementos, se utiliza una coma para separar cada uno, y antes del "y" que precede al último elemento también se coloca una coma (coma serial, común en inglés). Esta opción sigue la norma de puntuación correcta para enumerar títulos de libros.

Answer:

Charles Dickens was a British author who wrote Oliver Twist, David Copperfield, and Great Expectations.