The answer is C. is involved in activities that center around a narrowly defined subject.
Answer:
I think that this was established for the expansion of transport and communication during the 19 century. Before the clocks were invented, the people just kept using the time from different instruments which help them observe the sun while it pass at noon.
The answer is <span>The economy was increasingly controlled by big corporations.
Rapid industrialization in united states made big company able to produce an abundant amount of products with cheaper price.
This make the consumers are heavily dependent on their products and the majority of people's earning will always flow back to the big corporation.</span>
