... noted the most difficult individual PT sections in all three pre ... REASONING:**
5-star: 5-S1, 7-S4,17-S2, 17 ... -S2, 27-S1, 28-S3, 33-S1, 39-S2, 45-S1, 62-S2 ... -star: 30, 65, 74, C2, 79, 84
4-star: 2 ... challenging myself with doing the PT A, B, and C LG ...