You need to create an assignment business rule that is based on an existing allocation rule. What should you do?

A.
Select the existing allocation rule. On the Edit menu, click Copy, and then click Paste.

B.
Create a new assignment rule. Assign the new rule the same name and label as the existing allocation rule.

C.
Create a new assignment rule. Select the Use template or copy from an existing file check box. In the Copy drop-down list, click the existing allocation rule.

D.
Open the existing allocation rule. Select and copy the text that appears in the Rule expression. Create a new assignment rule. Paste the copied text in the Rule expression.