The Best Way to Help Prevent Foodborne Illness from Fish

The best way to help prevent foodborne illness from fish such as mahi mahi, tuna, mackerel, sardines, and herring is to

A) cook fish to the proper minimum internal temperature.
B) smell the fish and, if it has any ammonia odor, do not purchase or cook the fish.
C) freeze the fish in advance of preparing it.
D) purchase it from a reliable fish purveyor.