Which of the following is true of a multiple-period quality trend report?

a.A multiple-period quality trend report does not consider prevention costs.

b.It provides a chart or graph that tracks the change in quality from the beginning of a quality improvement program to the present.

c.It provides management with information concerning the within-period progress measured relative to specific goals.

d.At the end of a period, it compares actual quality costs for the period with budgeted costs.