I believe your answer would have to be C. Elton Mayo
The main reason why Mikhail Gorbachev had trouble retaining support from hard-line communists was that he was more willing than most to "talk" with the United States in order to move the two countries forward out of hostile ground.
Answer:
Consumption in the 1920s
The prosperity of the 1920s led to new patterns of consumption, or purchasing consumer goods like radios, cars, vacuums, beauty products or clothing. The expansion of credit in the 1920s allowed for the sale of more consumer goods and put automobiles within reach of average Americans.
hope I helped
Explanation: