Last month, Pen Ltd placed an advertisement in newspapers inviting applicants to apply for job vacancies at the company. In response to the advertisement, Crystal and Daisy wrote to the company and attended job interviews last Monday and Tuesday respectively.During Crystal’s interview, the company offered her the job with a monthly salary of HK$20,000. In return, Crystal demanded the payment of HK$30,000 per month. The demand was refused by the company immediately. One day after the interview, Crystal informed the company that she accepted the company’s offer.Required:(a) In relation to contract law, advise Crystal as to whether there is a contract between the company and her. (6 marks)