Answer:
The answer is C.
Explanation:
Mass is converted to the energy binding a nucleus together.
A volcanic <em>eruption</em> occurs when the <em>pressure </em> in a magma <em>chamber</em> becomes so great it is released like a valve. Magma is released through the volcano's <em>cone</em> in an eruption of <em>lava</em> rocks (bombs) and ash. A volcanic <em>cone</em> develops over centuries as flowing <em>lava</em> from the active volcano <em>cools </em>to form layers of rock.
Hope this works,
Ahawk
<span>Metals tend to lose electrons and form electro-positive ions / cations.</span>