I need help completing this I have no idea what I'm doing

Firm A produces tacos in a perfectly competitive market and the market is initially in long-run equilibrium. There is an increase in the market demand for tacos. a) Explain the adjustment to a new long-run equilibrium using a graph for firm A (as a representative firm in the industry) and another graph for the market. For full credit make sure to show and explain any changes in price, output, profit, number of firms, etc. b) Explain the why the perfectly competitive price and quantity in long run equilibrium is resource allocation efficiency and productive efficiency