Because it has to be that way
The Roman aqueducts were an important advance in public: A) hygiene
Answer: population density
Explanation:
<span>The Cerebrum: The cerebrum or cortex is the largest part of the human brain, associated with higher brain function such as thought and action. The cerebral cortex is divided into four sections, called "lobes": the frontal lobe, parietal lobe, occipital lobe, and temporal lobe.</span>
Multi cellular organisms like animals are eukaryotes