Following its recent expansion, what is a major strategic implication of the enlarged BRICS+ grouping that will significantly shape its global influence by 2026?

1. AA decline in its collective GDP compared to the G7 nations.
2. BThe establishment of a unified currency to replace the US dollar in all member trade.
3. CSignificantly increased control over global oil production and energy markets.
4. DThe adoption of a mutual defense pact similar to NATO's Article 5.