Which of the following best contributes to the diversity of people of oceania? a. many people rely on the ocean for food and transportation. b. oceania is made up of island nations that are isolated from one another. c. oceania receives lots of warmth and sunshine. d. many of the islands in oceania are surrounded by atolls.

Gold is not now being extracted from seawater. why not? a. it would be too disruptive to marine life to develop any marine mineral resources b. there is no gold in seawater c. we don't know how to extract minerals from seawater d. it would be too costly and difficult to separate the small amount of gold from the very large amounts of halite and other minerals

The 5th term in a series of even number that begin 3x

How can studying economics us make better choices about how to use scare resources