Question

increases in heat flow, gas emissions, and low magnitude quakes are all signs that a volcano ______. has erupted in the past is extinct may soon erupt is dormant

Explanation:

Increases in heat flow, gas emissions, and low - magnitude quakes are pre - eruption indicators. These are signs of magma movement and pressure build - up beneath the volcano, suggesting an imminent eruption.

Answer:

C. may soon erupt