Which group can be distinguished from the other arthropods by its possession of two pairs of antennae?

A) insects
B) millipedes
C) chelicerates
D) crustaceans
E) trilobites

Chelicerates

A subgroup of arthropods that includes spiders, scorpions, ticks, and mites, characterized by the presence of chelicerae, which are claw-like mouthparts.

Crustaceans

Mostly marine arthropods with a calcium-hardened cuticle and two pairs of antennae; for example, lobsters, crabs, krill, and barnacles.

Antennae

Antennae are sensory appendages found on the heads of insects and some other arthropods, used for sensing the environment.