Answer:
the pattern of the ages of rocks of the seafloor support the theory of plate tectonics because it tells us if the tectonic plates at the seafloor are spreading apart in a divergent boundary
There are numerous factors. It mostly relies on rough winds coming from all sides and clashing over Japan, mixed with the humid area and heavily clouds that come from the pacific ocean, and also both air and water currents. Everything about Japan's geographic position is great for Monsoons, Typhoons, Earthquakes, and numerous other disasters.
The answer is San Francisco. I think.
All of the Aborigines that crossed from Southeast Asia to Australia had in common two things:
1. They were all originating from the so called ''Denisovan man'' found in Siberia.
2. They were all hunter-gatherers and remained like that till the European colonialism (and even nowadays the once that decided to live in the old way practice that life).
Southern US
hope this helps