Answer:
They have a choice whether to live in water or on land
Explanation:
since they can live on water and land they can choose where they live
Iron was able to show previous orentations of earth's magnetic field
Timelines show historical events or periods because they can happen years or decades ago and that means historical.The purpose of a historical map is to describe or show important travels, rides, or routes that famous people in history took.Who is the author?
Can you find the authority or credentials of the publisher?
What if there is no author for an internet source?