For the structure shown below, the vertical deflection at point $$A$$ is given by

A frame $$ABCD$$ is supported by a roller at $$A$$ and is on a hinge at $$C$$ as shown below. The reaction at the roller end $$A$$ is given by

Identify the correct deflection diagram corresponding to the loading in the plane frame shown below :

The four cross sections shown below are required to be ordered in the increasing order of their respective shape factors.