An Atomic Orbital: I.describes a Region of High Electron Density

Multiple Choice

An atomic orbital:
I.describes a region of high electron density.
II.describes a region in an atom where an electron is likely to be found.
III.is a wave function resulting from specific values assigned to quantum numbers in wave equations.
IV.describes a spherical region around a nucleus where an electron can be found.

A) II only
B) I and II
C) II and III
D) I,II,and III
E) I,II,III,and IV