Consider the following relation an then answer the questions that follow: Roll_Sheet ID RollNumber Regno Name Place Standard 1 12 1001 Amal Trivandrum 2 13 12 12 1002 Ajith Trivandrum 3 14 1003 Vijith Trivandrum 12 4 15 1004 Shreya Sharma Lucknow 12 5 16 1005 Shubham Sharma Lucknow 12 1. List Only Two properties that identify the super key? 2. From the above table extract the the right super keys? 3. Which Candidate Key you would choose as the Primary key