Which one of the following is correctly matched ?
Constitutional Body Constitutional Article

The correctly matched pair is National Commission for Backward Classes - 340. Here is the breakdown of the articles for the given options:

• Election Commission: Article 324. (Article 165 relates to the Advocate-General for the State).
• National Commission for Scheduled Castes: Article 338. (Article 148 relates to the Comptroller and Auditor-General of India).
• Finance Commission: Article 280. (Article 263 relates to the Inter-State Council).
• National Commission for Backward Classes: Article 340 provides for the appointment of a commission to investigate the conditions of backward classes. While the permanent NCBC was granted constitutional status under Article 338B via the 102nd Amendment Act (2018), Article 340 remains the foundational constitutional provision for the identification and investigation of backward classes.