If unemployment persists for a long period of time, the natural rate of unemployment rises

In the long run, a perfectly competitive firm leaves the market if the market price is less than the firm's average total cost

Indicate whether the statement is true or false

Refer to Table 4-11. The equations above describe the demand and supply for Chef Ernie's Sushi-on-a-Stick. What are the equilibrium price and quantity (in thousands) for Chef Ernie's sushi?

A) $50 and 100 thousand B) $40 and 50 thousand C) $60 and 20 thousand D) $80 and 80 thousand