Extracted text: Find the internal force system acting on section 3 for the pin-connected frame. 240 N 0.3 m 240 N(1 (2 0.4 m A 45° B - 0.4 m- A) P = 255 N (C), V = 0, M = 29.8 N.m B) P = 255 N (T), V = 0, M = 29.8 N ·m c) P = 255 N (C), V = 0, M = 92.8 N ·m D) P = 525 N (C), V = 0, M = 29.8 N· m