ABD ss4 difference between section and elevation in Create Building views. A section is a cut through the 3d-model. An elevation is different. It shows the face of something, or perhaps more correct, the projection of an object/s to a plane.
Critical thinking is that mode of thinking - about any subject, content, or problem - in which the thinker improves the quality of his or her thinking by skillfully taking charge of the structures inherent in thinking and imposing intellectual standards upon them.
Critical thinking is a vital skill in health, human service, and community work. It is the process of questioning, examining, and analyzing situations, issues, problems, people (in hiring decisions, for instance) and information of all kinds -- survey results, theories, personal comments, media stories, history, scientific research, political statements, etc.-- from every possible angle.