To drive rivals by a market but ignore losses incurred by predatory pricing, a firm could: (w) cut price below costs but continue to sell similar amount of output. (x) set price equal to average costs, removing incentives for other firms to reenter the market. (y) use nonprice predatory practices as like making existing products incompatible along with rivals' products. (z) form a cartel along with the other existing firms in the industry.
Please guys help to solve this problem of Economics with some explanation.