Which sentence is a run-on sentence?

A.
It is called Independence Day, it is a national holiday in the United States.

B.
This is a day for families to gather, play games, and celebrate America's birthday.

C.
Many people in America enjoy picnics and fireworks on July 4.

D.
On this day, many U.S. families display the American flag as a sign of patriotism.

Question

Which sentence is a run-on sentence?  
 
 

 
 

  

  A. 
  It is called Independence Day, it is a national holiday in the United States.   
   

 
 

  

  B. 
  This is a day for families to gather, play games, and celebrate America's birthday.   
   

 
 

  

  C. 
  Many people in America enjoy picnics and fireworks on July 4.   
   

 
 

  

  D. 
  On this day, many U.S. families display the American flag as a sign of patriotism.

anonymous · Answer

I think it is d but im not sure

meowimacat · Answer

Its the first one, A