Answer:
A. 3:4 Ratio 3 dogs to every 4 cats
Explanation:
First of all, the Turtle in that drawing is not very realistic in size but... Forgive me if I'm wrong but I believe that's a Hippo.
Sentences--- The Ratio of Eyes to legs in the Hippo is 2:4 2 eyes for every 4 legs. The Turtle also has 2 eyes for every 4 legs.