Correct option is A
The Staff Selection Commission (SSC) conducts the SSC CGL exam every year. SSC is a central government organization that recruits staff for various posts in ministries, departments, and organizations under the Government of India. The full form of SSC CGL is Staff Selection Commission - Combined Graduate Level Examination. SSC conducts the exam in different stages: Tier 1, Tier 2, and document verification. The commission is responsible for issuing notifications, accepting applications, organizing the exams, and declaring the final results. Everything official regarding SSC CGL is shared on their website — ssc.gov.in.