Read the research question. "How were ships important to the Vikings?"

What are the best keywords to put in a search engine to research this question?

1. ships, how

2. ships, were

3. Vikings, ships

4. Vikings, important

what following?

explanation:

england is crowded cold and polluted while north america was like the opposite

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.

what is the full question?