To calculate and store labor values (labor hours x labor rates) in the expense model, what must you do?

You have labor hours in an expense model and labor rates in the HR model.

To calculate and store labor values (labor hours x labor rates) in the expense model, what must you do? Note: There are 2 correct answers to this question.
A . Look up the labor rates in an advanced data action
B. Blend labor hours and labor rates in the story
C. Copy the labor rates into the expense model
D. Include the labor hours and labor rates in a dimension formula

Answer: A,C