answer this please thank you. with a complete solution.
Extracted text: The two bars, pinned together at B, are supported by a frictionless surface at A and built-in support at C. Determine the internal moment acting on section 1. 0.6 m - 0.6 m -- 0.6 m → 0.6 m →| ... 900 N/m 50° В C (1) 2) A 162 N · m B) 126 N - m C) 261 N - m D 612 N · m