What was it about the 1920’s that gave that decade such special titles as: the roaring twenties; the golden twenties; the jazz age; and the babe ruth era?

The 1920's was very significant to positive economic progression, Womens Rights, Technology advancements in aviation, communication, transportation, and regular household utilities
 we also saw social change within communities like jazz music becoming popular, ect   

C, because he has a direct link and profit from the trade. the fastest way by boat to transport those goods is via the panama canal.