Choose the letter of the best answer.
1. Volcanoes erupt differently. They are generally classified as wet or dry depending on the magma water content. Which of the following is NOT a type of volcanic eruption?
A. crater C. phreatomagmatic
B hydrotermal D. plinian

2. Volcanoes are described according to the style of eruption. Which of the following is the most explosive and destructive type of volcanic eruption?
A. phreatic C. plinian
B. phreatomagmatic D. strombalian