Write OCL for the following class diagram: husband 0.1 Person isMarried: Boolean gender: String age: int getAge(): int Wife 0.1 employee 0. employer 1 Company Location: String (a) The age of each employee in a company is less than 60 (1 mark) (b) A person is either male or female (1 mark) (c) The company ABC is located in Dubai (1 mark) (d) Each company has some employees (there is no company without employees) (1 mark) (e) The married person must be more than 18 years old (15 marks) (t) If a male person is married, then he must have a wife (15 marks) (g) Write a pre and post-condition for the getAge() method in the Person class (1 mark) Paragraph Y B EET