Hi so let's try to simplify 1/4... it's already simplified so if you were to try to simplify 2/8 you would divide 2 by 2 and 8 by 2 to get 1/4. But 1/4 isn't = to 1/2. So let's simplify 2/4, first, you would divide 2 by 2 and 4 by 2 to get 1/2. C is the answer!=D I hope this helps.