The boat has a weight of 2300 lb and a center of gravity at G. If it rests on the trailer...

The boat has a weight of 2300 lb and a center of gravity at G. If it rests on the trailer at the smooth contact A and can be considered pinned at B. determine the absolute maximum bending stress developed in the main strut of the bailer. Consider the strut to be a box-beam having the dimensions shown and pinned at C.