Correct option is A
The IB ACIO job is a Group C, Non-Gazetted, Non-Ministerial post under the Ministry of Home Affairs. It offers a respectable career path with a decent salary, housing allowances, medical benefits, and job security. Employees are posted across India and may serve in border, metro, or rural areas. The job offers both desk-based and fieldwork responsibilities, depending on location. It is ideal for candidates seeking a dynamic and meaningful career in national security. Overall, the post is challenging, demanding, and highly respected, especially among those passionate about intelligence and administrative service.