In the study of energy resource management, national planners and global organizations frequently evaluate a country's energy security. Which of the following best defines this concept?
The total share of primary energy consumption that is generated from domestic renewable sources, eliminating geopolitical import dependency.
The uninterrupted availability of energy sources at an affordable price, incorporating both long-term and short-term system resilience.
The complete reduction of carbon dioxide emissions per unit of GDP, ensuring that energy generation does not exceed local environmental carrying capacities.
The capacity of a nation to maintain more than 180180180 days of strategic liquid fuel reserves to withstand sudden maritime trade chokepoint closures.
