Answer:
Oil, metals, natural gas
Explanation:
Norway is one of the richest nations in the world, and its wealth can be largely attributed to an impeccable management of the countries vast natural resources.
The most exploited and profitable of these have been oil and natural gas, but Norway is also rich in several metals such as titanium, copper and iron ore.
In addition to these extractible resources, Norway also has an extensive coastline with excellent fishing and dense forests.