OPPE-1 Revision Session 1

0:00 Introduction
1:15 PPA 6
15:12 PPA 7
25:37 PPA 8
37:38 Students' Doubt
54:49 PPA 9
1:12:10 PPA 10
1:18:33 Break
1:21:17 PPA 10 (Continued)
1:50:48 General doubt clarification on PPAs