Answer:
The war period end at 421 BC with the peace of nicias
Answer:
Both the environmental and social benefits of sharing culture can be significant: building social relationships within a community by establishing trust and reciprocity can lead to a decrease in fear, intolerance, and isolation, while increasing a sense of belonging and pro-social behaviors. Culture is shared. Because we share culture with other members of our group, we are able to act in socially appropriate ways as well as predict how others will act.
Explanation:
Marginal costs. Keep in mind that marginal means on the edge of something, so the cost of producing one more unit would be on the edge. Hope this explanation helps.
The Revolution would have significant effects on the lives of slaves and free blacks as well as the slavery itself. It also affected Native Americans by opening up western settlement and creating governments hostile to their territorial claims.