单选题
To streamline the leave application and approval process, the management has made new guidelines for vacation leave requests. First, personnel who would like to take a day off must fill out the new forms supplied to their respective offices. The forms should be submitted to the human resources department at least two days before the date of【K1】______.Second, staff members who want to apply for long vacations should inform their superiors and the department at least two weeks in advance.Since the department is currently busy recruiting new personnel for the company's satellite office, 【K2】______will be assigned to receive leave forms until next month. In the meantime, all forms must be left in the receptacle near the department's entrance. A clerk【K3】______your office to confirm receipt of your form. You should receive a response to your request within a week.