- Option 4: a fair and geographically equitable membership that reflects the unique representational balance established by the practice of the Parties (such as the Bureau of the COP) and be functionally small.
备选案文4：成员在地域分配上公平合理，应反映出各缔约方做法所确定的独特的代表分配平衡(例如缔约方会议委员会)而且机构精干。