Q. Which of the following statement is correct ?

• (A) The length of end connections of angle or channel section to a gusset plate is reduced by using lug angles
• (B) When lug angles are used to connect an angle member, the gross area of the member shall be taken as effective
• (C) The rivets connecting lug angle and gusset plates are provided less than the number of rivets required by computation
• (D) all of the above