The answer may be B, but i may be incorrect.
Look at the world clock on your phone
The density of an object or quantity of matter is its mass divided by its volume. ... Non-standard conditions can result in a change of volume, affecting the density of the materials. Also, certain temperatures and pressures can result in a change the state of the matter, which also affects the density.
A rotation 90° counterclockwise about the origin followed by a reflection across the y-axis
