Respuesta :

Answer:

Automobiles

Explanation:

The expansion of credit in the 1920's allowed for the sale of more consumers goods and put automobiles within reach of average Americans.

Answer:

assembly line

Explanation:

The assembly line sped up the manufacturing process dramatically. It allowed factories to churn out products at a remarkable rate, and also managed to reduce labor hours necessary to complete a product—benefiting many workers who used to spend 10 to 12 hours a day in the factory trying to meet quotas.