database management system

Consider the following database relating to students spending time watching TV channels and browsing the Web for entertainment. rajratnesh singh2020 STUDENT Id_no Name Parent Education TV Channel_number Channel_name Price Type WEB Website_name Last_updated Launched on Created_by BROWSES Id_no Website_name Date Time WATCHES Id_no Date Channel_number Time (a) Identify the relations (tables) that are associated with each other in the above database mentioning the name of the attribute responsible for this association: (2) (b) Identify the simple keys and the composite keys present in the above database based on the semantics of the attributes. (c) Mention two delete, two update and two retrieval operations that can be performed on the above database