45. a system of n noninteracting spin particles is placed in an external magnetic field h. the behaviour of the entropy of the system as a function of energy is

45. A system of N noninteracting spin particles is placed in an external magnetic field H. The behaviour of the entropy of the system as a function of energy is given by A. S -E 4H 4H B. H E HgH C. E HH D S HH POcO y DADHEKDICUNA