Determine the correct sequence of steps to determine the reactions in a system of rigid bodies.
a. Determine the number of degrees of freedom and the number of simple links.
b. Draw the free body diagram of the structure.
c. Establish the equations of equilibrium for the entire system of forces.
d. Establish the equations of equilibrium for the forces acting on each of the rigid bodies separately.
e. Determine the reactions graphically.
f. Determine the reactions in articulated beams or Gerber beams.