What is the name of the mountain range on the bottom of the atlantic ocean?

The name of the mountain range on the bottom of the Atlantic Ocean is Mid-Atlantic Ridge (MAR). The Mid-Atlantic Ridge represent a mid ocean ridge. It is a divergent plate or a constructive plate boundary located along the floor of the Atlantic Ocean. It is part of the longest mountain range in the whole world.

ANSWER:

The Mid Atlantic Range is the mountain range at the bottom of the Atlantic Ocean.

EXPLANATION:

This mountain range is a 'mid-ocean ridge' which is formed by the movement of tectonic plates. This mountain range is the 'longest mountain range of the world' and is a constructive or divergent tectonic plate. The mountain range is almost '40,000 km long' and is also an unbroken mountain range. The mountain range also features many active volcanoes along its length.  

C.about 10% i think

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