Which Is the Correct Ranking of Regions with the Most

Which is the correct ranking of regions with the most active volcanoes and volcanic activity?
1) Circum-Pacific belt
2) Mid-oceanic ridges
3) Mediterranean Belt
4) isolated sites like the Hawaiian Islands

A) 2, 1, 3, 4
B) 1, 3, 2, 4
C) 2, 3, 4, 1
D) 1, 2, 3, 4
E) 3, 2, 1, 4