Which of the following is a feature of arthropods?

A) a solid ventral nerve cord
B) a variety of respiratory organs
C) a well-developed nervous system
D) jointed appendages and a segmented body
E) All of the answer choices describe features of arthropods.

Arthropods

Invertebrate animals with an exoskeleton, a segmented body, and jointed appendages, including insects, arachnids, and crustaceans.

Jointed Appendages

Parts extending from the body of an organism (such as legs, antennae, or wings) that have joints, allowing for movement.

Ventral Nerve Cord

A major nerve cord found in the ventral (front) side of invertebrates, such as insects and worms, which functions in signal transmission.