Final answer:
Pluto is the largest body in the Kuiper Belt, which extends from the orbit of Neptune to the distant outer edge of the Solar System.
Step-by-step explanation:
Pluto is the largest body and is nicknamed the "King" of the Kuiper Belt. The Kuiper Belt is an area of space beyond the orbit of Neptune and extends to the distant outer edge of the Solar System. It is estimated to consist of as many as 100,000 objects, many of which are only 100 km across or smaller.