According to political theorist antonio gramsci, the people who sponsor activities that provide popular pleasure and entertainment in society often do so to

They can persuade individuals that society is composed as well as can be expected be. It expanding human interconnection through a system of connections that is continuously covering the entire planet. 
Likewise, it the pace and profundity of the advancement of human lifestyles dictated by mechanical development speak to a flat out curiosity in mankind's history.

The changes to agriculture in the united states since 1900 is that increased mechanization has increased food production, thereby increasing the need for labor. there has been an increased need for higher speeds of food production due the fact that the population in the united states continues to rise.

Isay b but i'm not sure.