Final answer:
The science fiction world you chose is similar to Earth because both worlds have a diversity of ecosystems.
Step-by-step explanation:
The correct answer is A) Both worlds have a diversity of ecosystems. The science fiction world you chose is similar to Earth because both worlds have a diversity of ecosystems. Ecosystem diversity refers to the variety of ecosystems on Earth which are formed by populations of many different species interacting with each other and their environment. Similarly, in the science fiction world, there are likely to be different ecosystems with different organisms and interactions.