समुद्री प्लास्टिक कचरे का दुनिया का सबसे बड़ा संचयन, जिसे 'ग्रेट पैसिफिक गारबेज पैच' कहा जाता है, किस भौगोलिक क्षेत्र में स्थित है?

Consider the following pairs: Oceanic Trench — Ocean I. Mariana Trench — Pacific Ocean II. Tonga Trench — Indian Ocean III. Peru-Chile Trench — Pacific Ocean IV. Puerto Rico Trench — Atlantic Ocean How many of the above pairs are incorrectly matched?

Consider the following cold ocean currents: I. Benguela Current II. Falkland Current III. Labrador Current IV. Oyashio Current How many of the above are eastern boundary currents commonly associated with the development of coastal deserts?