Why did austria-hungary seek german support before invading bosnia?

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

Which of the following statements describes the effect of increased internet usage on reporting

What were two reasons for world war ii? -separation of nationalities -territorial disputes over lost territories -settlement in the previous war suited the monarchs