Which statement is true of cyrus the great?
he established a new religion that spread throughout the persian empire.
he expanded his empire from central asia all the way to the british isles.
he treated his subjects with fairness to create a strong empire.
he defeated the greek military by building a strong navy and army.

  He treated his subjects with fairness to create a strong empire.

Explanation:

  Cyrus the Great was the founder of the Achaemenid Empire, the first Persian Empire. He created the greatest empire of the world until these days.

  After his conquest, Cyrus respected the customs and religions of the lands he conquered. It worked out as a very successful model for centralized administration and establishing a government,

  I hope this answer helps you.

c. bounced back and forth from worthless to worth a lot and back to worthless

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories