Which of the Following Types of Internal Audit Consulting Engagements

Which of the following types of internal audit consulting engagements is an example of a facilitation service?

A) Conducting control self-assessment workshops. II. Participating on standing committees. III. Reviewing regulatory compliance. IV. Benchmarking.
B) Estimating savings from outsourcing processes.
C) I and IV only
D) I, III, and IV only
E) II, III, and V only
F) I, II, III, IV, and V.