Here is a goal: To attach two separate sections of a wooden plank using a brass hinge.

Which way makes more sense to accomplish this goal?

(a). Line up the two sections of a wooden plank lengthwise. Screw in the brass hinge at the ends of each of the sections, attaching them at the hinge.
(b). Line up the two sections of a wooden plank widthwise. Screw in the brass hinge at the ends of each of the sections, attaching them at the hinge
(a).