Answer:
C. Eletronic storage of files
Explanation:
The pigs on the farm generate a lot of waste like manure and excrement residues left on the ground by these animals.
Nuclear power still produces radioactive waste (liquid, solid, gas and biological waste).
Replacing paper with electronic files, in turn, drastically reduces the amount of waste, as no large physical space or bulky material disposal will be required, as with paper files.
Disposable milk cartons can facilitate recycling processes, but do not necessarily reduce the amount of waste from these materials.
Given these statements, it can be concluded that the correct alternative, which shows a greater reduction in waste is C.
