Draw an ERD with the scenario given below. Identify the maximum and minimum cardinalities. Include any assumptions if necessary. (5 points) Ebony and Ivory, a piano manufacturer, wants to keep track of all the piano it makes individually. Each piano has an identifying serial number and a manufacturing completion date. Each instrument represents exactly one piano model, all of which have an identification number and a name. in addition, Ebony and Ivory wants to maintain information about the designer of the model. Over time, the company often manufactures thousands of the pianos of a certain model, and the model design is specified before any single piano exists. Ebony and Ivory employs plano technicians who are responsible for inspecting the instruments before they are shipped to the customers. Each piano is inspected by at least two technicians (identified by their employee number). For each separate inspection, the company needs to record its date and quality evaluation grade