When ice melts, how does the liquid water compare to the ice?

a. the liquid has a greater mass and greater volume than the ice.
b. the liquid has less mass and less volume than the ice.
c. the liquid has less mass but the same volume as the ice.
d. the liquid has the same mass but less volume than the ice.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: