An Ice Cube with a Small Solid Steel Sphere Frozen

Multiple Choice

An ice cube with a small solid steel sphere frozen inside floats in a glass of water filled to the brim.What happens to the level of water in the glass as a result of the ice melting?

A) It goes up,overflowing.
B) It stays the same.
C) It goes down.
D) It depends on air pressure,thus the answer is indeterminate.