Answer:
C. Arachnids
Step-by-step explanation:
Scorpions are members of the class Arachnida and are closely related to spiders, mites, and ticks.
The phylum of arthropods is the largest phylum, with more than 875,000 identified species. There are more types of arthropods on Earth than of all other animals combined. The major groups of arthropods are arachnids, centipedes, crustaceans, insects, and millipedes. Spiders, mites, ticks, and scorpions are arachnids.