Answer:
d. our division of time into hours, minutes, and seconds.
Explanation:
The Sumerians were responsible for dividing time the way we do today. First, they determined that the day would begin at sunrise and end only if sunset, where the night would begin that would only end when the sun rose again. After that, observing the skies and their changes throughout the day and night, they developed a complex, but very efficient, division and timing system. They realized that the day could be divided into 24 hours and that each hour could be divided into 60 minutes, so each minute should have 60 seconds.
It's still the liberty head nickel
The State of the Union address is mandated by the Constitution.
<h3>What is a constitution?</h3>
Constitution refers to the legal document, which contains the principles procedures by which a country is being governed.
It is to be noted that any address to be made by the congress or the union, such is mandated by the constitution.
Learn more about constitution here: brainly.com/question/453546
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One of the major long term effects of the War of 1812 was that, although it technically ended in a stand-off between America and Britain, it greatly boosted the confidence and nationalist sentiment of Americans, since it proved once again that they could fight of a major world power.
