Canberra is the only one of those cities that is not coastal.
Competition is the answer to this question. The reason being is because it is discussing rivalry. Profit is how much money one made. Price is how much something costs. Demand is how much an item is desired.
Answer:
They were harmful to the territory that the discovered because unlike the indigenous and aboriginal troops who used ONLY what the needed. The European explorers took whatever they wanted, and cleared many thriving forests to build cabins and such.
The event would be the attack on Pearl Harbor, which occurred on December 7th, 1941. Hope this helped!