Answer:
Scandinavians
Step-by-step explanation:
The climate in Scandinavian region is really similar to The state of Washington. This mean that they possess enough knowledge and experience to utilize the resource in that state.
This was the reason why many Immigrants from Scandinavia prefers to settle in Washington over other states. Around 739,043 Scandinavian immigrants came into Washington during the peak of immigration wave in late 1800s.