Question

Which of these is a common problem after a volcano erupts?

A. Global warming
B. Acid rain
C. Seismic waves
D. Ground shaking

Answer 1

B. Acid rain

When volcanic eruption happens, Sulphur dioxide is released which could cause acid rain.

A. and D. are caused by earthquake thus is not correct

C. Global warming could happen under extreme circumstances but it's not common.