Answer:
B) Mountaintop and Niles
Step-by-step explanation:
Both Mountaintop Clearview Corporation and Niles are responsible for the illegal waste disposal.
When a company's employee is involved in an illegal activity or an accident while performing job related duties, both the employee and the company are responsible for the possible damages.
In this case Niles can be subject to criminal charges and Mountaintop to civil charges.