The following are the choices that best describes the Persian Empire: A. Darius I made use of good ideas from the lands he conquered. C.The Persians conquered Greece in a series of devastating wars. D. All subject peoples had to practice the Persian religion.
The Persian Empire was a vast army that conquered many parts of Greece which caused the death of many people and civilizations.
A --- Dario I promoted construction projects both in Persia's main territory and the conquered territories, especially in Susa, Pasargada, Persepolis, Babylon and Egypt.
B --- Satrap is the name given to the governors of the provinces of the ancient Median and Persian empires, including the Achaemenid dynasty and several of its heirs, such as the Sassanid Empire and the Hellenistic empires.
I've done a bit of research on your question, and I have found that the answer is that he raised $1 billion dollars off of donors. I hope this is helpful. =]
