What should the contracting officer have done as soon as the engineer told her he needed the custom trash cans?

What should the contracting officer have done as soon as the engineer told her he needed the custom trash cans?

1. Refused to make the purchase
2. There was nothing the contracting officer could do because she had to meet the needs of her customer
3. Gone straight to the HCA to complain about the engineer's request.
4. Asked the engineer to document why competition was limited for the acquisition.