An oceanographer is a person that studies oceans, composition, geographical features, etc. The oceanographer is incorrect as seamounts are ancient volcanoes with eroded tops. Thus, option C is correct.
What are seamounts?
Seamounts are the geological features that are formed underwater in oceans and seafloors and are hundred and thousand of feet high. They are considered extinct volcanoes.
It is a landform that lies below the water surface on the seafloor formed by an abrupt rise in the extinct volcano. They inhabit various marine organisms of the ecosystem.
They are neither formed by the divergent oceanic plate movement nor are mountains with submerged peaks. Also, they are inactive and extinct volcanoes with no eruption activities.
Therefore, option C. the oceanographer is incorrect as seamounts are formed from extinct volcanoes.
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