dos razones que llevaron a los primeros colonizadores a internarse en aguas desconocidas

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

Witch one is it soo it the the question b.a,b,c,d

Which of the following statements about wearher along mountain ranges is correct