Which of the following is the correct FBD for the following

Which of the following is the correct FBD for the following image The internal forces at section D are most nearly: N_D = 0 k, V_D = 2.5 k, M_D = 6.3 k-ft N_D = 0 k, V_D = 0.75 k, M_D = 13.5 k-ft N_D = 0.75 k, V_D = 1.5 k, M_D = 13.5 k-ft N_D = Ok. V_D = 3 k, M_D = 6.3 k-ft N_D = 0.75 k, V_D = 0.75 k, M_D = 6.3 k-ft

Solution

problem 6: option C

problem 7: option C