Consider the market structure of hand sanitizers, given the current Covid - 19 situation.

a) Under which market structure does market of hand sanitizers fall under? Explain your answer linking hand sanitizers with the assumptions of the market structure.

b) Demand for hand sanitizers are going up. What will happen to the profits in the short run?

c) How will the market adjust in the long run equilibrium? Draw the relevant diagrams and explain in terms of hand sanitizers.