Why do you think the U. S. port was referred to as the "golden door"?

Which passage from the gettysburg address best supports the central idea that freedom is worth the struggle

1.     in what kind of government does a small group have a firm control over a country?  

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste