It's began with the Spanish American war
B. Most of the residents of New York lived in glamerous high apartments.
The 1920s was a decade of lots social changes. The most obvious signals of change were the rise of a consumer-oriented economy and of mass entertainment, which helped to bring about a "revolution in morals and manners." Sexual mores, gender roles, hair styles, and dress all changed profoundly during the 1920s.
Serfs used to get access to the land of the lord to grow crops for their own survival. They were also entitled to justice and protection.
<u>Explanation:</u>
Serfs were the people who belonged to the poorest community of the society. They used to work for the lords. In place of this, they used to get the right to cultivate the land of the lords to grow crops for the lords and for their own subsistence and survival. The serfs were also entitled to protection and justice by the lords.