If you are talking about the Second Industrial Revolution, then the person who had a monopoly in the steel industry was Andrew Carnegie.
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B. By showing that the meatpacking industry did not have high standards of safety and cleanliness.
Joan of arc
Joan of Arc (1412-31), a teenage French peasant, successfully led a French force to break the siege.
The right answer for the question that is being asked and shown above is that: "<span>c. To advance the cause of civil rights through non-violent protests"
The right answer for the question that is being asked and shown above is that: "</span><span> b. Montgomery bus boycotts "
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The right answer for the question that is being asked and shown above is that: <span>a. NAACP </span>