A Geology Student Found an Irregularly Shaped Rock, with a Mass

A geology student found an irregularly shaped rock, with a mass of 28.63 grams, and placed it into a graduated cylinder containing 13.31 mL of water. If the water level increased to 19.73 mL after the rock was placed in the cylinder, what is the density of the rock, in g/mL?

A) 4.46 g/mL
B) 4460 g/mL
C) 2.20 g/mL
D) 0.455 g/mL
E) 44.6 g/mL