I NEED HELP PLS ASAP

Is the idea of containment relevant to american foreign and policy today why or why not

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

What was the result of delegates from the democratic party not being able to nominate a candidate in 1860