What Was the Result in the Case of Bammert V

What was the result in the case of Bammert v.Don's Super Valu,Inc.discussed in the text involving the firing of the wife of a police officer after the officer had arrested the wife of the owner of Don's Super Valu store?

A) That the firing was prohibited because of the at-will employment principle.
B) That the firing was legal because of the at-will employment principle.
C) That the firing was prohibited because of a public policy exception to the at-will principle.
D) That the firing was legal because of the employment contract involved.