We have three method to solve for the unknown force in the trusses. They are method of section, method of joints and rotational vector method.

• A. The first part of the statement is false and other part is true
• B. The first part of the statement is false and other part is false too
• C. The first part of the statement is true and other part is false
• D. The first part of the statement is true and other part is true too