The graph below indicates a competitive firm’s cost curves

For what price(s) does the firm earn negative profit in the short-run? [ Select ] For what price(s) does a firm enter the market?
For what price(s) does a firm shut-down?
What is the price at the long-run market equilibrium?

For what price(s) will the firm exit in the long-run?

Answer:
The blanks are as follows-
1) More than one of the above
2) P1
3) P4
4) P2
5) P3