HELP!!!!!!!!!!!!!!!! ILL GIVE YOU BRIANLIEST

The same amount of trash is dumped into a landfill every day. The function below shows the total number of tons of trash n in the landfill after x days:

n = 2000x + 1000

What does the number 2000 represent?

Amount of trash originally in the landfill
Amount of trash added to the landfill every day
Rate at which the total trash increases every day
Rate at which the total trash is recycled every day