कथन (A): चीन दुनिया में जलविद्युत का सबसे बड़ा उत्पादक है। कारण (R): चीन में अनुकूल भू-आकृति (physiography), प्रचुर पूंजी और उच्च तकनीक तक पहुंच मौजूद है। निम्नलिखित में से कौन सा सही है?

Consider the following statements regarding Quaternary Activities: 1. These activities involve the collection, production, and dissemination of information. 2. They are tied to resources, affected by the environment, or necessarily localized by the market. 3. These activities center on research and development. 4. Like some tertiary functions, quaternary activities cannot be outsourced. Select the correct answer using the codes given below:

Where are the world's major commercial fishing grounds predominantly located?