23. (E)
Question type: Application
The principle contained in the argument can be restated as follows: because personal interests might bias a scientist’s remark, he ought to disclose such personal interests.
The same principle applies to the example in answer choice (E). Because personal interests might bias a financial advisor’s remarks, he ought to disclose such personal interests.
(A) goes beyond the original argument. The original argument does not state that scientists with personal interests in a particular subject should not write about them at all.
(B) does not illustrate the principles of the original argument.
(C) does not illustrate the principles of the original argument.
(D) goes beyond the original argument by saying that they should be prevented from a specific action.