Static Equilibrium 1. [ 1pt] Aww Which of the following statements are true? Select all correct. If none correct, enter N. A. For a 2D problem, the equilibrium equations allow you to find three or fewer unknown forces. B. When solving a static equilibrium problem, it is necessary to identify the direction (sign) of the torque produced by each individual force. C. A system is in static equilibrium if the net torque is zero. D. If a system is in static equilibrium, the net torque is zero about any axis of rotation