WILL GIVE BRAINLIEST!! NEED ASAP

After the sale has been completed, what important step still remains for the
sales associate to do?
A. Ship the package to the physical location specified by the buyer
B. Follow up with the customer after an appropriate amount of time
C. Report the purchase to the Internal Revenue Service (IRS) for tax
purposes
D. Delete the records of customer interaction during the sales
process so privacy is not unintentionally compromised