Answer:
All the answers are correct.
Explanation:
Comets are cosmic snowballs of frozen gases, rock & dust that orbit sun.
Short period comets take less than 200 years to orbit around sun. Long period comets take more than 200 years to orbit around sun.
Short period comets are said to originate in Kuiper Belt. It is a circumstellar disc made of icy objects, extending from orbit of Neptune. Dwarf Planet Pluto is in this belt.