Which sentence uses dashes correctly?

A.
Carved wood and—a real pearl—decorated the old chair.

B.
Jackie—my best friend—comes over—almost every day.

C.

"Oh, no, I broke the—!" she wailed, and her voice trailed off.

D.
A letter from Spain sat on the counter—waiting for me.

Question

Which sentence uses dashes correctly?  
 
 

 
 

  

  A. 
  Carved wood and—a real pearl—decorated the old chair.   
   

 
 

  

  B. 
  Jackie—my best friend—comes over—almost every day.   
   

 
 

  

  C. 
 
"Oh, no, I broke the—!" she wailed, and her voice trailed off.
   
   

 
 

  

  D. 
  A letter from Spain sat on the counter—waiting for me.

anonymous · Answer

It's C, because she stops mid-sentence

anonymous · Answer

was this correct lol

anonymous · Answer

I forget which one was the right one.