PT 28 S4 Q9

Long after the lava has cooled, the effects of a major volcanic eruption ... ...

Which one of the following most accurately characterizes what the author of the passage means by a "minor" volcanic eruption (line 39)?
(A) an eruption that produces less lava than either Krakatau or El Chichόn did
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Practice Set: Science & Technology Mix 3