Explanation:

- Raja Chelliah Committee: Known for tax reforms and not related to consumer services in banks. It aimed at restructuring the tax system in India.

- Goiporia Committee: This committee was specifically constituted to suggest improvements in consumer services in banks. It focused on enhancing customer satisfaction and operational efficiency.

- Verma Committee: Primarily associated with reforms in the banking sector concerning issues like banking standards and autonomy, but not specifically consumer services.

- Chakrabarty Committee: Typically associated with other financial sector recommendations but not directly linked to consumer service improvements in banks.

.