Which statement most accurately describes residential life in Imperial Rome?

A. Most Romans lived in poorly built and crowded apartment blocks.
B. Romans typically lived in monumental marble buildings along gridded streets with plentiful water available that supported good hygienic practices.
C. The majority of Rome's citizens lived in single-family dwellings or domus surrounded by pleasant gardens.
D. Rome was a sparsely populated town with one significant advantage: plentiful water.

Answer: A