________ is located in the Kuiper Belt. aNeither Neptune nor Pluto bNeptune cBoth Neptune and Pluto dPluto

To solve the question about the location within the Kuiper Belt, let's analyze the options provided:

1. Understanding the Kuiper Belt:

   • The Kuiper Belt is a region of the Solar System beyond the orbit of Neptune, which is populated with many small icy bodies, including dwarf planets like Pluto.

2. Information about the options:

   • Option a: Neither Neptune nor Pluto - This suggests that neither of these bodies is in the Kuiper Belt.
   • Option b: Neptune - This planet is located further inside the Solar System and does not reside in the Kuiper Belt.
   • Option c: Both Neptune and Pluto - This implies both bodies are in the Kuiper Belt, which is incorrect.
   • Option d: Pluto - This is a known dwarf planet that lies within the Kuiper Belt.

Conclusion

The correct answer is Option d: Pluto, as it is the only body listed that is located in the Kuiper Belt.

Pluto is classified as a dwarf planet and has been extensively studied since its reclassification, confirming its position in the Kuiper Belt region.