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

The following two statements are made with reference to the planar truss shown below :

$${\rm I}.$$ The truss is statically determinate
$${\rm II}.$$ The truss is kinematically determinate

With reference to the above statements, which of the following applies ?

A simply supported beam with an overhang is traversed by a unit concentrated moment from left to the right as shown below:

The influence line for reaction at $$B$$ is given by

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