Which of the following causes does Gibbon highlight (check all that apply)?(More than one answer)(No links) 1:Wealth led to a decay of Roman values.
2:The Empire was too large to govern.
3:Labor-intensive agricultural methods led to a reliance on slave labor.
4:The lack of economic freedom discouraged hard work innovation.
5:The common citizens did not have any say in government and no way to seek reform.