Identify specific features or landmarks​

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 areas has the highest population density?

In the figure, polygon abcd is transformed to create polygon a′b′c′d′. this transformation is a by a factor of .