In terms of the CCS (CCA) Rules, 1965, under which of the following circumstances, the day may be marked as dies non in the case of a Government servant? 1. When the official remains absent from duty without prior information 2. When on duty in office, the official leaves the office without proper permission 3. The official remains in office, but refuses to perform the duty assigned to him 4. A day on which an official comes late to office and works throughout the day during office hours Select the answer using the code given below: