Which do you think describes an active and inactive fault?

A. Shows seismic activity over 100,000 years most part of the upper lithosphere experiences shaking more often.
B. shows no seismic activity for longer years younger rocks are affected by seismic activity.

1. B is both active and inactive fault.

2. A is both active and inactive fault.

3. A is an active fault while B is an inactive fault.

4. B is an active fault while A is an inactive fault.