Which statement most accurately describes one way that either Judeo-Christian principles or Greco-Roman principles have influenced modern democracy

The answer is: Judeo-Christian principles have led to the idea that laws should be based on a moral code.

Since a large portion of society adopt this religion, the number of citizens who supports the laws based on moral codes also dramatically increasing.

For example, in the past killing is allowed under some circumstances (such as duel between men, or for gladiator shos). After judeo-christian principles adopted into law, killings gradually become intolerable regardless of the circumstances.

Answer: Judeo-Christian principles have led to the idea that laws should be based on a moral code.