In this case, if demand for the fish in question decreases the result will be: a) a decrease in the population but an increase in the sustainable catch rate.
(demand for the fish in question; decreases; ) (the result; will be; a) a decrease in the population but an increase in the sustainable catch rate; L:In this case)
demand for the fish in question the result
decreases will be
a) a decrease in the population but an increase in the sustainable catch rate L:In this case