... noted the most difficult individual PT sections in all three ... : 5-S1, 7-S4,17-S2, 17-S3, F97-S1, 23 ... S1
4-star: 1-S3, 3-S4, 4-S1, 5-S3 ... sections listed above have outdated question forms and may be better ... challenging myself with doing the PT A, B, and C ...