Price (S) Quantity O Refer to Table 16-1. The firm has total fixed costs of $20 and a constant marginal cost of $5 per unit. What will happen? Select one: O a. It will produce 4 units, firms will exit CDSS OU the market in the long run. O b. It will produce 4 units, firms will COSS enter the market in the long run. O c It will produce 6 units, firms will enter the market in the long run. O d. It will produce 8 units, firms will exit the market in the long run. O e. It will produce 6 units firms will exit the market in the long run O f. It will produce 8 units, firms will enter the market in the long run. O g. It will produce 2 units, firms will exit the market in the long run