Which of the Following Common Human Activities Results in the Release

Which of the following common human activities results in the release of a hazardous waste into the environment?

A) Using a spray can of oil-based paint and then disposing of the empty can as described on the can.
B) Dumping used cooking oil in the toilet.
C) Storing labeled containers of pesticides in their original containers.
D) All of these activities result in the release of hazardous waste.
E) None of these activities result in the release of hazardous waste.