Which of the following is a region of the solar system even farther out than the Kuiper belt?
- A. The Gort cloud
- B. The Oort cloud
- C. The Fort cloud
- D. The Nort cloud
Explanation
The Oort cloud lies far beyond the Kuiper belt and is thought to surround the solar system as a distant spherical shell. The other three names are not recognised solar-system regions.