Answer:
Radio noise is a combination of natural electromagnetic atmospheric noise created by electrical processes in the atmosphere like lightning, manmade radio frequency interference from other electrical devices picked up by the receiver's antenna, and thermal noise present in the receiver input.
The most important thing that the designers should take into account are the potential earthquakes - the buildings should be able to withstand the shaking of the ground.
Additionally, Earthquakes often lead to fires, so the buildings should also be fire-proof; especially not made of wood.
Finally, the possibility of a tsunami should be considered.
They are all elevated land forms.
The best and most correct answer among the choices provided by your question is the third choice.
The oceanic trenches<span> are hemispheric-scale long but narrow topographic depressions of the sea floor. They are also the deepest parts of the </span>ocean<span> floor.</span>
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Answer: can you be more specific?
Explanation: