Which of the Following Actions Would Not Constitute a Constructive

Which of the following actions would not constitute a constructive dismissal?

A) asking an IR professor to teach finance-a course he had never taken in graduate school
B) promoting a junior manager to a middle management position,while cutting her pay by 25%
C) assigning a middle manager to another middle management position out- of- province,at a modest increase in pay
D) giving someone who had been working full- time for three years only two days of work per week,while leaving other workers' schedules untouched.
E) assigning a senior manager to clean toilet bowls