Rodents are mammals that have upper and lower pairs of ever-growing rootless incisor teeth including rats. The different rat names mainly show that rats can live in a variety of environments, i.e., option D.
What are the characteristics of rats?
Rats can have several characteristics depending on their variety. The main facts regarding rats are:
- They can have as many as 20 babies at the same time.
- These can damage 20% of agricultural produces.
- Rats have an incredibly strong sense of smell.
The different rat names in the passage mainly show that rats can live in a variety of environments.
Thus, the correct option is D.
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