Answer: Option C.
The waste from these plants is safe, and its storage and disposal are simple
Step-by-step explanation:
Nuclear power plants produce waste when producing electricity and these waste are not really harmful as you think, they are stored well before disposing appropriately.
Once the waste is removed the reactor, the wastes are cool down in storage pool, they are moved to dry caske which is a concrete storage and stores it for a long time and can be dispose until the site is available for it.