Why do many governments in countries with market economies control or outlaw monopolies?
a.
monopolies are always run by selfish people who defraud consumers.
b.
monopolies often become more powerful than governments.
c.
monopolies can make excessive profits by overcharging consumers.
d.
monopolies are too competitive and sell their goods and services for extremely low prices.

Monopolies can make excessive profits by over-charging consumers.

Explanation:

The answer is C.

how did justinian contribute to the byzantine empire?

one famous byzantine emperor was justinian i. justinian ruled from ad 527 to 565. belisarius was the commander who led these armies in an attempt to win back the old western roman empire. the war effort to take back the western part of the empire forced justinian to raise taxes on the people of the byzantine empire.

explanation:

mark brainliest and have a great day!

there has only been 12 presidents. the 12th president is/was moon jae-in