Although possessing an international legal personality is crucial for organizations to take part in international politics, the opposite is not necessarily true. Indeed, there are regular “summit” meetings or entities that do not hold a legal personality and yet are quite influential in international politics. The G-7/8 is indeed one of the most active and effective decision making and standard-setting global actor although it does not possess a legal personality. As can be understood from the information given, the correct answer is B.