What is the typical order of magnitude of the radius of an atomic nucleus?
10−10 m10^{-10}\text{ m}10−10 m
10−12 m10^{-12}\text{ m}10−12 m
10−15 m10^{-15}\text{ m}10−15 m
10−18 m10^{-18}\text{ m}10−18 m