Please draw three questions and drawings and explain clearly, thank you!

Question 1 (2 points) In March 2020, demand for masks increased immediately, but supply was unchanged in the short term. Draw the change to short run equilibrium quantity and price. (2 points) Graph requirements: 1) Axes are straight lines with labels 2) Labels and subscripts on all curves, prices, and quantities: - S1, D1, P1, Q1 to denote the starting position - Use labels $2, D2, P2, Q2 only when there is a change from the starting position 3) When something changes within one graph, arrows showing the direction of change (for example, S1 -> S2 or S2 S2 or S2 S2 or 52