Which sentence is a run-on sentence?

A.
The gazelle can only run about half as fast as the cheetah.

B.
A professional marathon runner can run 26 miles in just over two hours.

C.
Snails move very slowly, a banana slug can move 6 inches in two hours.

D.
The cheetah is the fastest land animal; the sailfish is the fastest animal in water.

Question

Which sentence is a run-on sentence?	
 
 A.
The gazelle can only run about half as fast as the cheetah.
 
 B.
A professional marathon runner can run 26 miles in just over two hours.
 
 C.
Snails move very slowly, a banana slug can move 6 inches in two hours.
 
 D.
The cheetah is the fastest land animal; the sailfish is the fastest animal in water.

anonymous · Answer

I really don't know this one

anonymous · Answer

i hope i can finish this before my laptop runs (lol) out of battery

kyanthedoodle · Answer

Ok. Thank god it isn't D this time. I think the answers C, because there's no "and" after the comma.

kyanthedoodle · Answer

Which is considered a run-on sentence.

anonymous · Answer

you know how it says subjects on the bottom of the screen

kyanthedoodle · Answer

Yeah?

anonymous · Answer

i hate it

kyanthedoodle · Answer

I know how you feel.