Answer:
because it shows how the seismograph is recording.
a seismograph is an instrument that measures and records details of earthquakes, such as force and duration.
Explanation:
just by looking at the image it shows people observing the seismograph measuring the environment around us which is what a seismograph does
and by doing so its able to predict abnormalities and predict earthquakes
The answer is B. pace you reset so you are not talking too fast
