Answer:
Modified Rebuy
Explanation:
Modified Rebuy is the situation or circumstance of buying in which the organization or an individual purchase the goods that have been purchased or bought prior but changes either some other elements or supplier of the previous or prior order.
In this situation. the buyer wants the modification product specifications, suppliers, terms and prices.
So, in this case, Caribou is looking for the new supplier for the product it has bought in the past, which makes the situation of modified rebuy.