trade blocs help countries by\no limiting competition.\no increasing barriers to trade.\no improving product…

Brief Explanations:

Trade blocs are groups of countries that form agreements to promote trade. Pooling resources allows for better - coordinated production, sharing of technology and expertise among member countries, which is a key benefit. Limiting competition and increasing trade barriers are not positive aspects of trade blocs. While trade blocs can have an impact on production, the more fundamental advantage is resource - pooling.

Answer:

allowing the pooling of resources.