Answer:
C) Technologies such as railroads and improved techniques allowed for success.
Explanation:
Unemployment, lack of goods being produced, and starvation
The index of leading indicators is used to predict changes in business cycles. The correct option among all the options that are given in the question is the first option or option "a". It is basically used to predict the future of the upcoming economy. It can also be said that it does not always yield the perfect result.
The first one is dada that last one is expressionist and ik yk what the middle on is