The sentence which should come next in the paragraph to maintain the compare contrast structure is, Gerbils have long furry tails, while hamsters do not have tails.
Answer: Option C
Step-by-step explanation:
Compare and contrast text structure is basically a type of structure where two things are compared and contrasted at the same time. In simple terms, comparison is finding the similarities whereas contrast means finding the differences.
When it comes to Gerbils and hamsters, both these organism have many similarities. The only difference is in their tail. Gerbils have a very long and furry tail, hamsters on the other hand have a very short tail. Their tails are so short that one often find it difficult to notice its tail.