Which of the following is/are barriers to widespread use of data analytics by internal audit functions?
I. The scope of the intended use of data analytics is not well defined.
II. The amount of time required to clean and prepare data for analysis.
III. The extensive programing skills required to perform data analytics.
IV. Not understanding the data to be analyzed (its source, context, use, and meaning).
a. II and III only.
b. I and IV only.
c. I, II, and IV only.
d. I, II, III, and IV.