On which of the following days the "World Environment Day" is observed?

Petrobangla SGFL – Assistant Manager BCS 11th BCS Preli - 1991 PSC Ansar & VDP Various Posts - 2015 26th BCS Preli - 2004 MoFA Cypher Officer - 2012 BJS 3rd BJS Preli - 2007 MoPA Assistant Director - 2016 NTRCA 8th NTRCA College - 2012 MoHFW Assistant Engineer - 2016 DPE Primary Head Teacher - 2012 OCAG Auditor - 2014 DPHE SAE (Civil) - 2015 10th NTRCA - 2014 SESIP ATSEO - 2015 HED Assistant Engineer (Civil) - 2017 Primary Teacher Primary Assistant Teacher - 2011 Various Ministries Assistant Programmer - 2017 Primary Assistant Teacher - 2012 LGED Assistant Engineer (Civil) - 2017 12th NTRCA - 2015 13th NTRCA - 2016 SGFL – Assistant Manager - 2013 Petrobangla – Assistant Manager - 2011 ICB ICB Senior Officer - 2011 FD Administrative Officer - 2004 KB Karmasangsthan Senior Officer - 2009 Standard Bank Standard MTO - 2016 Dhaka Bank DhakaBank TO - 2016 Southeast Bank Southeast PO - 2012 BR Assistant Surgeon - 2005 DTE – Instructor (DTI) - 2018 TGTDCL – Assistant Manager (Accounts) - 2018 IBBL IBBL PO - 2017 Primary Assistant Teacher - 2019 16th NTRCA College - 2019 PTI – শিক্ষক - 2019 MOFA – Personal Officer - 2019 ডেমো/টেস্ট ১৬ তম শিক্ষক নিবন্ধন (কলেজ) প্রভাষক ৩০.০৮.২০১৯ - 2019 DOE – Computer Operator - 2020 Biman – SIB/RC - 2020 DMLC – Junior Teacher - 2021 NSI – Watch Constable & Field Staff - 2021 Uttara Bank Uttara Officer - 2021 DG Food – Office Assistant cum Computer Typist - 2021 Combined Bank Combined Bank Officer - 2022 Directorate of Posts Various Post - 2022 16th NTRCA - 2019 BREB AD (Admin) - 2023 Primary Assistant Teacher - 2008 DSHE – Computer Typist - 2023 DCO – Computer Operator - 2023 DISA – Credit Officer - 2023 MRA – Assistant Director - 2023 BPSC – MoFA – Superintendent - 2024 BREB – Assistant Enforcement Coordinator - 2024 MoFDM – PIO - 2006 BUET APSCL Assistant Engineer - 2024 NBR – Office Assistant - 2025 DPDC – Complain Supervisor - 2025 47th BCS Preli - 2025 BAEC – Computer Typist - 2025 MinLand Office Assistant Cum Computer Typist - 2026 সাধারণ জ্ঞান 2013 বিশ্ব পরিবেশ দিবস-International Environment day