Answer the following question given this paragraph: 

Nuclear power is clean. It does not pollute the air. However, the use of nuclear energy does create other environmental problems. Uranium must be mined ( Figure below ). The process of splitting atoms creates radioactive waste. This waste may be dangerous for thousands or hundreds of thousands of years. As yet, there is no long-term solution for storing the radioactive waste.


Q: The process of splitting atoms creates what kind of waste?

 Choices:

- recyclable

- inert

- safe

- radioactive

A:
radioactive
