What is most of the waste in the us?

Garbage is the most of the waste in the US.
There are 55%.

As a nation, Americans generate more waste than any other nation in the world, officially with 4.4 pounds (2.0 kg) of municipal solid waste (MSW) per person per day,[1] with another study estimating 7.1 pounds per capita per day.[2] Fifty five percent of this waste is contributed as residential garbage, while the remaining forty five percent of waste in the U.S.'s ‘waste stream' comes from manufacturing, retailing, and commercial trade in the U.S. econom

Yes the correct answer would be a. direct contact