Which sentence is punctuated correctly?

A.
This warm-up exercise is useful for actors, singers, and public speakers.

B.
The passenger train makes stops in: Boston, Hartford, and New York City.

C.
Josiah went to see a musical with: Natalie, Jaden, and Delilah.

D.
That piece of furniture is made of three types of wood pine, oak, and cedar.

Question

Which sentence is punctuated correctly?	
 
 A.
This warm-up exercise is useful for actors, singers, and public speakers.
 
 B.
The passenger train makes stops in: Boston, Hartford, and New York City.
 
 C.
Josiah went to see a musical with: Natalie, Jaden, and Delilah.
 
 D.
That piece of furniture is made of three types of wood pine, oak, and cedar.

blank · Answer

A. This warm-up exercise is useful for actors, singers, and public speakers.