Palm oil and sunflower oil are substitutes. Palm oil and palm kernel cake for animal feed are in joint supply. If all other factors stay the same, what effects will a fall in the price of sunflower oil have?
- Aprice of palm oil: fall; price of palm kernel cake: fall
- Bprice of palm oil: fall; price of palm kernel cake: rise
- Cprice of palm oil: rise; price of palm kernel cake: fall
- Dprice of palm oil: rise; price of palm kernel cake: rise