Mark the correct sequence of world regions in descending order in respect of per capita CO2 emissions

• A. Europe, Middle East and North Africa, Oceana, Asia (excluding middle East), North America
• B. North America, Oceana, Europe, Middle East and North Africa, Asia (excluding Middle East)
• C. Europe, North America, Oceana, Asia (Excluding Middle East), Middle East and North Africa
• D. North America, Europe, Asia (excluding Middle East), Oceana, Middle East and North Africa