A. send signals toward the central nervous system
Answer:
Organism - Individual living thing
Community - All of the different populations that live and interact in an area.
Population - Group of similar organisms.
Ecosystem - Community of organisms and its abioitic environment.
Biosphere - All of the ecosystems.
Hope this helps you
<span>d. rider
</span>A <u>RIDER</u> is usually added onto a more pressing and favorable bill so that it has a chance to pass
The answer is A, Sound waves must have materials to bump together to transfer the waves.
