This comparison illustrate a type of supporting material called AN ANALOGY.
An analogy refers to a comparison between two things, which was done for the purpose of explaining or clarifying the similarities and differences between the objects concerned.
Gather all materials, conduct a control trial and get data from that, recording as you go, and then you are able to start.
I believe the answer is: Formal Operational Stage
During the Formal Operational Stage, people already developed the ability to form abstract thinking and <span> solving complex problems.
For average people, Formal operational stage started when we're around 12 years old of age and keep developing until our late adulthood.</span><span />
This means that, for example if a group or two people are having an argument it’s best that it doesn’t in with one side of the argument winning, or feeling as if they’re more correct than the others. It’s best that both people or peoples feel like they’ve won in the argument, this way it wouldn’t involve any long term conflict.. which could lead to something very unnecessary or sometimes even harmful to both people.