Answer:
collude with each other
Step-by-step explanation:
A monopoly market structure is the structure in which the chances of high profit are there. In the case when the two firms and they work together so that the can extract the maximum profits and after that they shared themselves
As in the given question, in the case when Walmart and Target collude with each other so they would charge $1.500 and earned highest profit available
The same would be considered