Tuna Fish Are Being Driven to Extinction Because of Overfishing

Multiple Choice

Tuna fish are being driven to extinction because of overfishing. If all the fishermen know about this, why don't they fish less to slow down the extinction?

A) The kind of fishing equipment that is used does not allow for smaller catches.
B) There is a lack of well-defined property rights over the stock of tuna fish in the sea.
C) The fishermen do not realize that their way of life will also become extinct.
D) Their governments have not considered tradable allowances as a solution.