New scientific knowledge helped the building of the Panama Canal, as fewer workers got sick from malaria and yellow fever.
The discovery that yellow fever was transmitted by mosquitoes was made in 1891, but most sanitary officials didn't know or didn't give relevance to it.
However, captain William Gorgas did know about this and successfully helped to eradicate yellow fever and malaria in the Canal Zone, despite the opposition from U.S. officials who wanted to discredit his work.
President Theodore Roosevelt supported Gorgas and the Panama Canal was completed by 1914.
Answer: started by women who faced economic discrimination in the workplace
Explanation:
The answer is A
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<span><span>1.) The power to financially support public schools.
</span><span>2.)The power to maintain the Federal Reserve Board.
</span><span>3.) The power to prohibit discrimination in restaurants, hotels, and other public accomodations.
</span><span>4.) The power to draft people into the armed services.
</span><span>5.) The power to establish a minimum wage.
</span><span>6.) The power to monitor air and water pollution.
</span><span>7.) The power to limit the number of immigrants to the U.S.
</span><span>8.) The power to regulate monopolies and other practices which limit competition.
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