What changes in immigration occurred in the late 1800s? Select one:

a.
Immigration became illegal.

b.
Immigrants began to arrive from Southern and Eastern Europe.

c.
Immigration slowed to nearly a standstill.

d.
Immigrants began to cross the border illega

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

Why did the articles of confederation fail

Identify a nation that is leaving or has left an organization. do you support that nation’s withdrawal or do you think it should remain in the organization? choose a side. prepare a post for the discussion board in which you express your position. explain the reasons for your stance on this issue. pwp