What are Three countries that would have a negative view of the Monroe doctrine and why

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

Brainliestttme : ) how did the soviet union try to maintain control?

Iam a word that means to bring to fields and crops