Answer:
A
Explanation: If a land army was to ever invade them, they would need to rule the sea, the last time this happened was by Japan, but the battle of Coral sea and midway stopped them from making landings on Australia, so it prevented a large invasion of Australia, In addition, the closet country that could invade Australia is most likely China and there thousands of miles away so it prevents Australia from getting invaded.
Answer:
they gained diseases from the Europeans such as smallpox and diphtheria which greatly reduced theie population. hope this helps!!
edit: not too sure abt the solution sorryy
Answer:
what sentences, could you please put a picture of the sentences?
Explanation:
