What rhetorical device identifies the contrast between reader expectations and reality?

The rhetorical device that identifies the contrast between the reader expectations and reality is Irony.

This literary device not only contrasts but it also shows a lack of congruity between this two factors, expectations and reality are not in the same line, the real meaning of the phrases may differ a lot from the real meaning of them.

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.