Draw the free-body diagram of the spanner wrench subjected to the force F. The support at A

Question:

Draw the free-body diagram of the €œspanner wrench€ subjected to the force F. The support at
A can be considered a pin, and the surface of contact at B is smooth. Explain the significance of each force on the diagram.
Given:
F = 20 lb
a = 1 in
b = 6 in