Rockefeller and Andrew Carnegie use their money for the public good in a way that they embarked on huge, independent philanthropic efforts.
At the beginning of the 20th century, Carnegie and Rockefeller, who were the richest men in the nation, started massive, independent philanthropy initiatives. In the final decades of his life, each donated hundreds of millions of dollars. And each endowed a foundation that continues to be active in philanthropy.
Carnegie and Rockefeller focused on issues like health care, scientific research, and education in order to address the core causes of major global issues. They donated money to scientific advancement.
To learn more about Rockefeller and Andrew Carnegie here
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The design feature of Hagia Sophia that is considered the most daring is the main dome encircled by a band of forty windows.
Explanation
Hagia Sophia is consideed by many as the masterpeice of Bryzantine architecture and it is located in Turkey. The daring feature of the masterpeice is doubtlessly the central dome which is 184 feet high and has a diameter 102 feet. The very fact that the huge dome sits on pendentives and not on a flat solid base makes the structure a daring one.
Pendentives are supporting arches at square corners makes a circular plan possible. The main dome can be called a succession of smaller domes because the arches at east and west are extended by half domes that rest on even smaller portecos.
Explanation:
_ less raw material they have
_industrial revolution up in this 1st and 2nd stage .there are thankful iam Ethiopian and not colonze in italy talk and follow bye
I think the answer would be number 2
