Answer: segments.
- A segments
- B organs
- C tissues
- D cells
Correct answer: A. segments
Explanation: The earthworm’s body is metamerically segmented into rings.
The four basic animal tissue types and their core functions: epithelial (covering/lining), connective (support and transport), muscular (movement), and neural (signal conduction).
Concept context
The four basic animal tissue types (epithelial, connective, muscular, neural) and the cockroach as a model organism for organ-system level organisation.