Consider the following tables. student id enrolledIn id subject code | lecturer 1 name code 1234 1 joe 4000 hector 2000 ling 1234 1234 1234 4000 4000 cs1500 cs1200 cs2001 cs3010 ma 3000 cs15001 cs 2001 cs3010 | cs 200: ma 3000 curtis dave curtis olivier roger Figure out which relational algebra operations were used to obtain each of the following tables. 5. id 1 name 1 id | code - - 1234 1234 1234 | 1234 | 1234 | joe joe joe joe joe | 1 1 1234 1234 1234 4000 4000 1 | | cs 1500 cs1200 cs 2001 cs3010 ma 3000 |