Which of the Following Statements Is False, Related to the Authorization

Which of the following statements is false, related to the authorization of transactions?

A) Every transaction that occurs must be properly authorized in some manner.
B) General authorization is the set of guidelines that allows transactions to be completed as long as they fall within established parameters.
C) It is not possible, nor is it important, to try to ensure that an organization engage only in transactions that are authorized.
D) Specific authorization that explicit approval is needed for that single transaction to be completed.