which option is an example of a physical property?

a) conductivity

b) reactivity

c) rusting ability

d) ph

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

plz give brainliest

answer; natural resources;