Q2- Draw the associations that are described by the following business rules. Include the multiplicities for each relationship.

(I)A patient must be assigned to only one doctor and a doctor can have one or many patients.

(II)An employee has one phone extension, and a unique phone extension is assigned to an employee.

(III) A movie theater plays at least one movie, and a movie can be shown at up to four other movie theaters around town.

(IV) A movie has either one star, two co-stars, or more than ten people starring together. A star must be in at least one movie?