If the Density of States Is N(E)and the Occupancy Probability

Multiple Choice

If the density of states is N(E) and the occupancy probability is P(E) , then the density of unoccupied states is:

A) N(E) + P(E)
B) N(E) /P(E)
C) N(E) - P(E)
D) N(E) P(E)
E) N(E) (1 − P(E) )