Give some information abt this, an essay if it’s possible! i will give u 20 points!

Which of the following is an example of imperialism

Cheap land, gold, and hope for a better life attracted people westward. traveling and starting a new life were difficult. most people faced many hardships, including loneliness. however, the west was a place where many cultures met and mixed with each other. it still is today. newspaper headlines attracted people to the west. advertisements promised great opportunities. some american folk songs, like "clementine," however, gave a more real idea of the journey and life there. imagine you live in either california or oregon in 1862. your advertisement may be: •song lyrics •text for a newspaper advertisement write your song or advertisement. include this information: •why people should go •where they should go •how to get there •what to bring •what life will be like •who they may meet •possible dangers you should be creative and persuasive in your advertisement, but also honest.

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