Which One of the Following Statements Is the Best Explanation

Which one of the following statements is the best explanation for the fact that metal pipes that carry water often burst during cold winter months?

A) Water contracts upon freezing while the metal expands at lower temperatures.
B) The metal contracts to a greater extent than the water.
C) The interior of the pipe contracts less than the outside of the pipe.
D) Water expands upon freezing while the metal contracts at lower temperatures.
E) Both the metal and the water expand, but the water expands to a greater extent.