Which sentence does not contain any errors in comma usage?

A.
A long complex, math problem kept us busy for 30 minutes.

B.
The sweet tangy scent of fresh limes surprised us.

C.
There was no sign of fish in the cold muddy waters.

D.
Posters showed photographs of faraway, exotic places

Question

Which sentence does not contain any errors in comma usage?
  
 
 

 
 

  

  A. 
  A long complex, math problem kept us busy for 30 minutes.   
   

 
 

  

  B. 
  The sweet tangy scent of fresh limes surprised us.   
   

 
 

  

  C. 
  There was no sign of fish in the cold muddy waters.   
   

 
 

  

  D. 
  Posters showed photographs of faraway, exotic places

anonymous · Answer

its C because A doesn't need the comma it has, B needs a comma, and D doesn't need that comma so its C

king.void. · Answer

No direct answers @lexie<3

anonymous · Answer

what is the definition of direct I didjust put "its C" , I explained my reasoning

king.void. · Answer

That's is still a direct answer.

anonymous · Answer

how?