A fish farm raises salmon and trout. The marginal cost of producing each of these products increases as more is produced.

Draw the firm's PPF, Label it PPF1.

The fish farm adopts a new technology that allows it to use fewer resources to feed the salmon.

Draw a PPF that shows the impact of the new technology. Label it PPF2.

With this technology, the opportunity cost of producing a tom of trout _____ and the fish farm is _____efficient.

A. equals the opportunity cost of producing a ton of salmon; more

B. increases; equally

C. decreases; more

D. remains the same; less

Please help me solve this problem?