Company employees may optionally be members of the company’s sports club. An employee is identified by an employee No and a sports club member is separately identified by a membership No. Draw up a...

Company employees may optionally be members of the company’s sports club. An employee is identified by an employee No and a sports club member is separately identified by a membership No. Draw up a skeleton E-R model showing the relationship between entity types Employee and Member. How is the relationship between the entities represented?