<u>✅</u>Many thousands of years before Christopher Columbus’ ships landed in the Bahamas, a different group of people discovered America. In fact, by the time European adventurers arrived in the 15th century A.D., scholars estimate that more than 50 million people were already living in the Americas. Of these, some 10 million lived in the area that would become the United States.
IamSugarBee
Answer:
Explanation:
Herodotus was a Greek writer and geographer credited with being the first historian. Sometime around the year 425 B.C.
President Jefferson authorized Robert Livingston and James Monroe to purchase all the Louisiana Territory This agreement was known as the Louisiana Purchase. The purchase itself included land from fifteen present day states including portions of Arkansas, Missouri, Iowa, Oklahoma, Kansas and Nebraska, South Dakota, Montana, Wyoming, Colorado.
Answer:
Astronomers and telescopic evidence
Explanation:
Question asking:
Which connection helps the reader understand how supermassive black holes were found?
Answer:
Astronomers and telescopic evidence
Explanation for answer:
Since the passage given that Astronomers found stars careening around these centers, zooming at previously unheard-of speeds in their orbits and telescopic evidence confirmed the amazing cause: a supermassive black hole, with the mass not of one imploded star, not of two, but of millions – maybe even billions.
Thus, base on the given we can know that telescopic evidence confirmed the amazing cause: a supermassive black hole so the only answer with telescopic evidence and astronomers is [B] astronomers and telescopic evidence
<u><em>~Lenvy~</em></u>
