All of the Above is the answer
Answer:
Nerva, Trajan, Hadrian, Antonius Pius, and Marcus Aurelius.
Explanation:
Although their rules were all unique in their own ways, they are most remembered for two main things. First, the Five Good Emperors brought relative peace and prosperity to Rome.
Its C "A is probably much more closely related to B than to C" your so very welcome
They created the number system we use today.