scientists study the movement and activity of the ground. which tool would be most helpful in their…

scientists study the movement and activity of the ground. which tool would be most helpful in their research? a telescope b barometer c seismometer
Answer
Brief Explanations:
A seismometer is used to detect and measure ground - movement and activity like earthquakes. A telescope is for observing distant objects in space, and a barometer measures air pressure.
Answer:
C. seismometer