Are designed to stop an undesirable event from occurring, whereas controls are designed to identify an undesirable event that has already occurred.

Complete/Correct Question:

controls are designed to stop an undesirable event from occurring, whereas controls are designed to identify an undesirable event that has already occurred.

a. Preventive; detective

b. Internal; external

c. Risk; discovery

d. Operating; review

a, Preventive, detective

Explanation:

Preventive controls, just as the name implies, are control that stop an event from occurring. An example is taking vaccines. It is a preventive measure of ensuring that some certain illnesses and/or diseases do not happen at that time or in future.

Also, detective controls are controls that are put in place to identify unpleasant events that have occurred. An example is the engine oil indicator on the dashboard of a vehicle showing that the vehicle engine oil has become empty or greatly depleted.

Cheers.

answer; swot analysis;

answer; comparing the additional benefits and costs;