How did the streetcar affect life in the big city?
O
A. The police could provide more protection.
O
B. Wealthy people could now move back downtown.
O
c. Immigrants could move out of ethnic enclaves.
O
D. Middle class people now could afford to live just outside the city
limits.

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

War of 1812 allowed the us to take control of lake erie

Yugoslavia a: nato b: warsaw pact c: not a member of either alliance