Conclusion:
One of the actuaries is embezzler.To weaken we need to show that
actuaries are not embezzler.
This is an EXCEPTION question. So, we need to find out one option, which does not weaken the conclusion.
A. The actuaries' activities while working for XYZ corp were more closely scrutinized by supervisors than were the activities of accountants.
So, p(actuaries)<p(accountants). Therefore, actuaries may not be embezzlerB. There is evidence of breaches in computer security at the time of embezzlement that could have given persons outside XYZ access to internal financial record.
Third party may embezzle. So, actuaries may no be embezzlerC. XYZ employs 8 accountants whereas it has only 2 actuaries on it's staff.
So, p(actuaries)<p(accountants). Therefore, same as A.D. An independent report released before the crime took place concluded that XYZ was vulnerable to embezzlement.
Nothing is said about the probability of individual profession. It does not say whether actuaries are embezzler. So, no impact on the conclusion. Correct answer.E. Certain security measures at XYZ made it more difficult for the actuaries to have access to internal financial records than for the accountants.
So, p(actuaries)<p(accountants) and same as A