ERD Problem The following is a description of some data requirement for a chain of pharmacies. Draw the ERD based on the following business rules. one of more drugs, and each drug is manufactured and marketed by exactly one pharmaceutical company. 2. Drugs were sold by pharmacies to the customer, each pharmacy sells one or more drugs. Each drug can be sold by different pharmacies. 3. Each customer may buy one or more drugs from different pharmacies. QUESTIONS: 1. Draw the ERD (10 points)