Political machines created cycles that turned, like gears.
Answer:
Monopolies are bad for the economy because lack of competition allows a few to set prices, stagnate competition.
Explanation:
How did the rich take advantage:
The rich had ready capital to either buy out smaller competitors or drive them out with undercut prices until the competitor failed, then prices to consumer went back up even higher.
It happened in the early industrial revolution: Rockefeller/Standard Oil,
Carnegie and JP Morgan= Steel industry
Still going on today, especially in the tech arena.
Able to manipulate what we buy, the way we think, etc.
We need to be responsible, situationally aware consumers.
Because he was mean to his brother
I'd go with C, D and F. The main causes of population growth had to do with diet and hygiene and health care.
The Agricultural Revolution (which started in the 17th century) led to better food production and thus better diet and nutrition for people, so healthier lives.
The Industrial Revolution (beginning in the mid 18th century) pushed cities to create better sanitation methods to avoid cholera and other disease epidemics.
And the ongoing advances in medicine ever since the Scientific Revolution were doing their part also to increase lifespans.