Pakistan faced a major electricity blackout in January 2023 due to:

Pakistan experienced a widespread electricity blackout in January 2023, which was officially attributed to a faulty grid synchronization issue. This technical malfunction led to a cascading failure across the national power transmission system, causing power plants to trip offline.

• A Cyberattack was investigated but not confirmed as the cause for this specific incident.
• While Fuel shortage can lead to load shedding or planned outages, it typically doesn't result in a sudden, nationwide grid collapse like the one observed.
• The 'None of these' option is incorrect as a specific technical fault was identified.

This event highlighted vulnerabilities in the country's power infrastructure.