Which situation is an example of nonnative species introduction?

1.a huge volcanic eruption in washington destroyed many habitats.

2.a large oil spill in the gulf of mexico killed many organisms that lived there.

3.horseshoe crabs in the waters of virginia have been overfished, and their numbers have declined.

4.water hyacinths from asia now grow in the united states and are crowding out animals and other plants.

4. Water hyacinths from Asia now grow in the United States and are crowding out animals and other plants.

Nonnative species can sometimes be introduced in an area that is not their natural habitat. This can cause disruptions in the ecosystem. In this case, the water hyacinths from Asia were introduced to the United States. Now, they have caused disruptions in the ecosystem, resulting in the crowding out of animals and other plants.

    racial conflict and discrimination has existed ever since man learned to kill with rocks and bones. these conflicts arose from disputes between territory, power, wealth, religion, or simple difference. some of the most infamous racial disputes include slavery, the holocaust, and the civil rights movement.

    these listed disputes often resulted in casualties from all sides. riots, wars, imprisonment, and lynching are all commonly associated with racial conflict on severe levels.

      however, racism is an improving issue in recent decades. people are being more accepting and welcoming of diverse populations. though, the world isn't perfect and it will take much more time, if ever, until the world is rid of racism.

answer; the edward snowden leaks of nsa classified material;