Earthquakes can . A. Trigger other earthquakes b. Cause tsunamis c. Cause billions of dollars in damages d. All of the above Please select the best answer from the choices provided A B C D.

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks