1. Read the following scenario carefully and answer the questions given below. Muscat Pharmacy, Oman selling medicines to Patients based on prescriptions. Many Patients buy many different medicines from the pharmacy (a) Draw an ER Diagram. (b) If you get many-to-many relationship in the above ERD, then solve it by introducing Associative entity. Redraw ERD without many-to-many relationship. (Hint: Each Patient should bring one or more prescription to buy medicine. This can be considered as an attribute for the Associative Entity)