What regions did the mediterranean area did rome and its allies control?

Through the Punic wars, Rome expanded their territory in the Mediterranean region. They have successfully added Sicily, Sardinia and Corsica, some parts of Spain, Macedonia and northern parts of the continent Africa during this period. There were also the campaigns that were included after Julius Caesar's victory such as the rest of the Spain and Gaul, and later more of Africa, and of course Egypt. Making Roman empire such a huge civilization, and becoming a world leader.

Im pretty sure the answer is d.) is more densely populated.