When hit by an earthquake, one should disconnect the _____ and _____ connection.
D. Both a and b(Electricity or Gas)
If one’s indoors, stand against a wall near the center of the
building, stand in a doorway, or crawl under heavy furniture (a desk or table).
Stay away from windows and outside doors.Don't use matches, candles, or any
flame. Broken gas lines and fire don't mix.