What is climate conditioning

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

At which point on the diagram do convection currents occur to drive plate movement?

Equilateral triangle pbj is inscribed in a circle as shown. determine the measure of arc pjb.