Minimum spacing of vertical stiffeners is limited to (where d is the distance between flange angles)
A
$$\frac{{\text{d}}}{4}$$
B
$$\frac{{\text{d}}}{3}$$
C
$$\frac{{\text{d}}}{2}$$
D
$$\frac{{2{\text{d}}}}{3}$$
Correct Answer: $$\frac{{\text{d}}}{3}$$