How did earth's crust get broken up into plates?

What is the "great pacific garbage patch"? (a) a large area of marine debris concentrated by rotating ocean currents (b) a large area around the pacific rim where debris collects from natural disasters such as tsunamis (c) an area in the pacific ocean where trash is intentionally dumped due to lack of landfill availability (d) a large trash dump located in hawaii

Which of the following east asian contries are a peninsula? a. china b. taiwan c. south korea d. mongolia

People make choices about how to use resources.