Use reasoning to answer the following question.
What don't arthropods have?\nOptions:\n- (A) an exoskeleton\n- (B) legs\n- (C) Bodily water\n- (D) Damaged hearing\n- (E) kinetic energy\n- (F) a backbone\n- (G) Energy\n- (H) backs

(F)
Arthropods are the largest phylum of invertebrates.

Invertebrates are animals without a backbone.

Arthropods are animals without a backbone.

.

The final answer: (F)