Answer:
The shortage is the result of the quantity demanded exceeding the quantity supplied (since the stadium can only fit a certain amount of people) and the price being fixed and not being able to achieve equilibrium. If the resale if tickets is allowed, the resale price will increase until equilibrium is reached and the shortage disappears.
Explanation:
the question is incomplete, the following is missing:
"Given that the Chiefs will not raise the price at which they sell the tickets, what would be the result of allowing tickets to be resold in a secondary market at whatever price the market would support?"