Who is the young half-brother of Plato whose name means “owl” or “gleaming eyes”?

Who is the young half-brother of Plato whose name means “owl” or �

1.	Who is the young half-brother of Plato whose name means “owl” or “gleaming eyes”?
A.	cephalus
B.	aristotle
C.	glaucon
D.	thrasymachus
Answer» D. thrasymachus