Take the following as truth: Smaller boats equipped with cooking fires and frying pans bounce around in the wash, while their crews dish up mackerel sandwiches to hungry workers standing on the quayside, seemingly oblivious to the violent, churning movement of their floating kitchens.
Then the following statement: "The boat owners make a large profit from selling food to the quay workers" is true, false, or inconclusive?
Answer: Inconclusive