I believe the correct answer to this would be A). Epidemics
<span>Peasant assemblies across Russia had begun to take control of land in their area, preventing landowners from selling their crops. </span>
It did change for the better. When Themistocles managed to beat the Persians, he got huge support from the lower-class people who saw that he could defend them in case of an invasion. He used this to get more power and this resulted with them getting the feeling of being more free and the democratic society prospered.