Your Friend Does a Belly Flop into a Swimming Pool

Multiple Choice

Your friend does a belly flop into a swimming pool. The stinging pain he feels is most likely due to the

A) fact that water is a good solvent.
B) pH of the water.
C) surface tension of water (caused by the large number of hydrogen bonds that form between water molecules) .
D) hydrophobic nature of your friendʹs skin.