The answer of this question on edguenity is
D. Helped strengthen the power of the federal government.
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Mostly there ignorance to research who they are voting for.
Answer: The type of efficiency is Production efficiency
Answer: To protect the right of former slaves to vote
Explanation:
The main focus of the
labor unions that formed during the Second Industrial Revolution was to
safeguard and protect the common benefits of the worker class and to present
their interests in an organized manner. In the industrial sector for example
the organized labor unions stood for the better salary to the workers, reasonable
time span of work and also for a safe and healthy environment to work with.