Answer:
D. Violation of the business judgment rule
Explanation: Business Judgement rule is a case law which tends to exonorate directors employed by corporations from unwarranted legal actions due to certain activities which they are obliged by their job to undertake. This law ensures that directors are not distracted by unnecessary legal tussles.
THE ACTIVITIES OF MR MURDOCH IS A VIOLATION OF THE BUSINESS JUDGEMENT RULE.
The retirement funds can be recovered through legal actions and other approved means.