Which two of the following statements are MAIN ideas of the article? 1. People might have been able to cross from Siberia to Alaska by using a land bridge now covered with water. 7 2. Vitus Bering went on two voyages across the water that became known as the Bering Strait. 3. David M. Hopkins is a scientist who helped to create the Bering Land Bridge National Preserve. 4. New theories suggest the first humans came to the Americas long before using the Bering Land Bridge.

the answer would be logic.

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mapmaking. cartography had been an art form for many years, but it wasn’t until the renaissance when ptolemy’s ancient system of latitude and longitude was rediscovered that mapmakers were able to make surprisingly accurate and useful maps.

donald trump is the republican president of the united states. he is the 45th president. he's important because he is the leader of the u.s.   he decides how the laws of the united states are to be enforced and chooses officials and advisors to run the executive branch. the constitution makes the president commander in chief of the nation's armed forces. he is a very important person.