Answer the following question given this paragraph: 

A natural resource is something supplied by nature that helps support life. When you think of natural resources, you may think of fossil fuels, like the coal in the coal field pictured in Figure below . However, sunlight, wind, soil, and living things are also important natural resources.


Q: What term refers to something supplied by nature that helps support life?

 Choices:

- free resource

- simple resource

- existing resource

- natural resource

A:
natural resource
