A mobile court on Saturday sentenced a young man to one-year imprisonment for acting as proxy for another examinee in the Higher Secondary Examination (HSC) examination in a centre in Harinakunda upazila of the district. Upazila Nirbahi Officer Manira Parvin said an invigilator caught Ariful Islam, 26, red-handed while acting as proxy for Ripon Hossain at the Govt Lalon Shah College centre. Later, Ariful was produced before the mobile court, led by Manira Parvin, also an executive magistrate, which handed down the punishment under the Public Examinations (Offences) Act 1980.