Which two of the following use cases do you implement by using one or more calculated fields? (Choose Two)

Which two of the following use cases do you implement by using one or more calculated fields? (Choose Two)
A . An accountant wants to list the largest order for the last month, for each customer account.
B . A project manager wants to estimate the cost of painting a banquet hall based on labor and materials required.
C . A sales representative wants to quote the cost of an insurance policy based on selected coverage options.
D . A certification manager wants to determine the number of exams conducted at each testing facility in the current quarter.

Answer: A,D