1. Which of the following could be the signs of a volcanic eruption?
I. Release of smoke, sulphuric dioxide and other gasses.
II. Change in shape, tilt or elevation of the volcano.
III. Change in water level and temperature of underground water.
IV. Shaking or trembling in areas near the volcano is felt.
A. I,II CI, II, III
B. II
D. I, II, III, IV
Answers & Comments
Answer:
D I, II, III, IV
Explanation:
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