ITIL v4: When should a change request be submitted to resolve a problem?

OPTIONS

As soon as a solution for the problem has been identifiedAs soon as a workaround for the problem has been identifiedAs soon as the analysis of the frequency and impact of incidents justifies the changeAs soon as the analysis of cost, risks, and benefits justifies the change.

ANSWER

As soon as the analysis of cost, risks, and benefits justifies the change.

EXPLANATION

Error control includes the identification of potential permanent solutions which may result in a change request for implementation of a solution.