I believe that it is A
"Traded furs to make a profit"
Growth of industry has led to the development of factories
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The industrial growth that began in the United States in the early 1800's continued steadily up to and through the American Civil War. Machines replaced hand labour as the main means of manufacturing, increasing the production capacity of industry tremendously.
Answer: Grassroots
Grassroots movements and organizations use collective action from individuals and groups in the local level to cause change at the regional, national, or international level of politics. An example of a recent grassroots movement was the Bernie Sanders campaign in which the average campaign donation was about $27. Large organizations and corporations are not part of grassroots support.
Answer:
c. rehearsal
Explanation:
a practice or trial performance of a play or other work for later public performance.