Q: How did advances in electricity affect the city in the late 19th and early 20th centuries?
Select one:
on
a. allowed for people to use elevators in taller buildings.
O b. it opened up new job opportunities.
ON c. All of these are correct.
d. it allowed for the population of the city to move around on electric
streetcars.

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

Clouds thar look like whisps of hair are

Which of the following encouraged westward expansion? a. the government decreased the price of federal land. b. each of these represents actions taken to encourage westward expansion. c. the government decreased the price of federal land d. the second national bank lowered the cost of borrowing money (reduced interest rates)