Help please (NO LINKS) What did Andrew Jackson do as president?

A. He authorized the creation of the Second Bank of the United States.

B. He opposed the Tariff of 1828, making southern farmers happy.

C. He passed a law allowing him to use federal troops against states.

D. He banned enslavement in new states.

During world war 2 mexican workers came to the united states as part of the

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

What was the purpose of the u.s navy's convoy system