Why was Marcus Licinius Crassus considered unethical by Romans in 43 CE?

Crassus became notorious for using fires to acquire property cheaply. His men would delay putting out a fire until Crassus had negotiated to buy the threatened building, so he put profit ahead of helping its owners. That is why choice D says his actions were unethical. The date in the question is mistaken: Crassus died in 53 BCE, long before 43 CE.

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