PPSC Past Paper Sub inspector Punjab Police (Service Quota) 2019 Solved MCQs, Computer MCQs, MS PowerPoint MCQs, PPSC Solved Past Papers MCQsWhich of the following software is used to prepare presentation?A. MS Word B. PowerPoint C. Excel D. Access if 2 : 7 : : ? : 49Where does the United Nations Commission on Human Rights meet and for how long?