1. Given the following partial ER diagram SN Name in die phone Patient Doctor type address location operating Equipment (description a) Draw a new ER diagram with no n-ary relationships (use reification) b) Underline primary keys and show cardinality constraints c) Show weak entities and relationships d) Give the relational schema (include integrity constraints) without using merge rule e) Use merge rule to reduce the number of relations in your schema a) Draw a new ER diagram with non-ary relationships (use reification) b) Underline primary keys and show cardinality constraints c) Show weak entities and relationships d) Give the relational schema (include integrity constraints) without using merge rule e) Use merge rule to reduce the number of relations in your schema