Which sentence is a run-on sentence?

A.
Collecting trading cards is enjoyable, though I prefer coin collecting.

B.
Collecting is very popular today, it is a good investment and fun.

C.
I collect old coins; my brother collects trading cards.

D.
Trading cards are easy to store, and they are easy to transport.

Question

Which sentence is a run-on sentence?	
 
 A.
Collecting trading cards is enjoyable, though I prefer coin collecting.
 
 B.
Collecting is very popular today, it is a good investment and fun.
 
 C.
I collect old coins; my brother collects trading cards.
 
 D.
Trading cards are easy to store, and they are easy to transport.

anonymous · Answer

B should have a semi-colon instead of a comma

anonymous · Answer

Hi jackieflawless, 
 
Out of all of the choices, B has improper punctuation which causes it to become a "run-on" sentence. ManimStumped is correct as well, B needs a semi-colon, not a comma.

Hope this helps!!