Which of the following actions would require the company to obtain a permit for discharge from the EPA? a. Releasing water back into a stream after it was used in production with the only change being its temperature. b. Releasing water back into a stream after it was used in production, but in a state cleaner than it entered the factory. c. Releasing water into a pond on company property. d. Releasing water from a power plant cooling tower into the ocean. e. All of the above would require an EPA permi