Covers international trade enough (Substantial Coverage), which is the WTO rules are defined to protect and prevent the impact that will have on other countries that are not members of the FTA.
Covering trade enough (Substantial Coverage), the WTO rules designed to protect and prevent the impact it has on other countries. Non-members of the FTA itself.
A comprehensive international trade enough (Substantial Coverage), which is WTO set rules to protect and prevent its impact on other countries. That isn't a member of FTA cuisine.